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Search Results (546)

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Keywords = professional resistance

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14 pages, 229 KiB  
Article
Exploring Silence, Secrecy, and Coded Language: Ethnographic Encounters with Cisgender Women and Trans Women Involved in Sex Work in Kolkata, India
by Sunny Sinha and Satarupa Dasgupta
Soc. Sci. 2025, 14(8), 486; https://doi.org/10.3390/socsci14080486 - 7 Aug 2025
Abstract
Gender-neutral terms such as “sex work” and “sex worker” have gained prominence in academic, activist, and policy discourses. Unlike terms such as ‘prostitutes’ and ‘prostitution,’ these terms serve to reduce stigma and emphasize the labor involved in sex work. However, numerous studies suggest [...] Read more.
Gender-neutral terms such as “sex work” and “sex worker” have gained prominence in academic, activist, and policy discourses. Unlike terms such as ‘prostitutes’ and ‘prostitution,’ these terms serve to reduce stigma and emphasize the labor involved in sex work. However, numerous studies suggest that these terms carry different meanings across cultural contexts, and their impact is experienced differently by various sub-groups of sex workers. Although originally coined by American activist Carol Leigh to unify sex workers across genders and sectors, these terms are, in some settings—including Kolkata, India—met with silence, coded language, or secrecy, particularly among transient sex workers, including cisgender and transgender women. As researchers with two decades of ethnographic research with 46 cisgender and 37 transgender women engaged in sex work in Kolkata and Eastern India, the authors argue that such silence and non-verbal forms of communication should not be interpreted merely as ignorance or disengagement but rather as strategic/willful acts of agency or resistance. These practices enable sex workers situated in different contexts to navigate unequal power dynamics within NGOs, manage respectability, mitigate structural violence, and foster communal identity. By examining how diverse groups of sex workers employ silence and secrecy, this study contributes to a more nuanced and empathetic understanding of the complexities surrounding the former’s lives and their agency. The study results indicate that it is essential for scholars, advocates and activists to employ strengths-based, context-specific language and research practices to be able to hear the stories of subaltern groups like commercial sex workers. It is also suggested that training of service providers and helping professionals focus on accepting and honoring the language people use to identify themselves in varied spaces and contexts. Full article
(This article belongs to the Section Gender Studies)
17 pages, 220 KiB  
Article
Which Standards to Follow? The Plurality of Conventions of French Principals Within the School Organization
by Romuald Normand
Educ. Sci. 2025, 15(8), 998; https://doi.org/10.3390/educsci15080998 - 5 Aug 2025
Abstract
This study examines the moral agency of French secondary school headteachers through the lens of the theory of conventions. Using qualitative data from interviews with fifteen headteachers involved in professional development, this study explores how these leaders justify their practices within a centralized, [...] Read more.
This study examines the moral agency of French secondary school headteachers through the lens of the theory of conventions. Using qualitative data from interviews with fifteen headteachers involved in professional development, this study explores how these leaders justify their practices within a centralized, bureaucratic, and hierarchical education system. It identifies a variety of conventions—civic, domestic, industrial, project, market, inspired, and fame—that headteachers draw on to navigate institutional constraints, manage professional relationships, and foster pedagogical and organizational change. Particular attention is given to how civic and domestic conventions shape leadership discourse and practices, especially regarding trust building, decision making, and reform implementation. We also compare the French context with international examples from the International Successful School Principalship Project (ISSPP), focusing on Nordic countries, where leadership emphasizes democratic participation, professional trust, and shared responsibility. This study underscores the uniqueness of the French leadership model, which resists managerial and market logics while remaining rooted in republican and egalitarian ideals. It concludes by advocating for a more context-aware, ethically grounded, and dialogical approach to school leadership. Full article
20 pages, 538 KiB  
Article
Bridging the Capacity Building Gap for Antimicrobial Stewardship Implementation: Evidence from Virtual Communities of Practice in Kenya, Ghana, and Malawi
by Ana C. Barbosa de Lima, Kwame Ohene Buabeng, Mavis Sakyi, Hope Michael Chadwala, Nicole Devereaux, Collins Mitambo, Christine Mugo-Sitati, Jennifer Njuhigu, Gunturu Revathi, Emmanuel Tanui, Jutta Lehmer, Jorge Mera and Amy V. Groom
Antibiotics 2025, 14(8), 794; https://doi.org/10.3390/antibiotics14080794 - 4 Aug 2025
Viewed by 385
Abstract
Background/Objectives: Strengthening antimicrobial stewardship (AMS) programs is an invaluable intervention in the ongoing efforts to contain the threat of antimicrobial resistance (AMR), particularly in low-resource settings. This study evaluates the impact of the Telementoring, Education, and Advocacy Collaboration initiative for Health through Antimicrobial [...] Read more.
Background/Objectives: Strengthening antimicrobial stewardship (AMS) programs is an invaluable intervention in the ongoing efforts to contain the threat of antimicrobial resistance (AMR), particularly in low-resource settings. This study evaluates the impact of the Telementoring, Education, and Advocacy Collaboration initiative for Health through Antimicrobial Stewardship (TEACH AMS), which uses the virtual Extension for Community Healthcare Outcomes (ECHO) learning model to enhance AMS capacity in Kenya, Ghana, and Malawi. Methods: A mixed-methods approach was used, which included attendance data collection, facility-level assessments, post-session and follow-up surveys, as well as focus group discussions. Results: Between September 2023 and February 2025, 77 virtual learning sessions were conducted, engaging 2445 unique participants from hospital-based AMS committees and health professionals across the three countries. Participants reported significant knowledge gain, and data showed facility improvements in two core AMS areas, including the implementation of multidisciplinary ward-based interventions/communications and enhanced monitoring of antibiotic resistance patterns. Along those lines, participants reported that the program assisted them in improving prescribing and culture-based treatments, and also evidence-informed antibiotic selection. The evidence of implementing ward-based interventions was further stressed in focus group discussions, as well as other strengthened practices like point-prevalence surveys, and development or revision of stewardship policies. Substantial improvements in microbiology services were also shared by participants, particularly in Malawi. Other practices mentioned were strengthened multidisciplinary communication, infection prevention efforts, and education of patients and the community. Conclusions: Our findings suggest that a virtual case-based learning educational intervention, providing structured and tailored AMS capacity building, can drive behavior change and strengthen healthcare systems in low resource settings. Future efforts should aim to scale up the engagements and sustain improvements to further strengthen AMS capacity. Full article
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38 pages, 1465 KiB  
Article
Industry 4.0 and Collaborative Networks: A Goals- and Rules-Oriented Approach Using the 4EM Method
by Thales Botelho de Sousa, Fábio Müller Guerrini, Meire Ramalho de Oliveira and José Roberto Herrera Cantorani
Platforms 2025, 3(3), 14; https://doi.org/10.3390/platforms3030014 - 1 Aug 2025
Viewed by 286
Abstract
The rapid evolution of Industry 4.0 technologies has resulted in a scenario in which collaborative networks are essential to overcome the challenges related to their implementation. However, the frameworks to guide such collaborations remain underexplored. This study addresses this gap by proposing Business [...] Read more.
The rapid evolution of Industry 4.0 technologies has resulted in a scenario in which collaborative networks are essential to overcome the challenges related to their implementation. However, the frameworks to guide such collaborations remain underexplored. This study addresses this gap by proposing Business Rules and Goals Models to operationalize Industry 4.0 solutions through enterprise collaboration. Using the For Enterprise Modeling (4EM) method, the research integrates qualitative insights from expert opinions, including interviews with 12 professionals (academics, industry professionals, and consultants) from Brazilian manufacturing sectors. The Goals Model identifies five main objectives—competitiveness, efficiency, flexibility, interoperability, and real-time collaboration—while the Business Rules Model outlines 18 actionable recommendations, such as investing in digital infrastructure, upskilling employees, and standardizing information technology systems. The results reveal that cultural resistance, limited resources, and knowledge gaps are critical barriers, while interoperability and stakeholder integration emerge as enablers of digital transformation. The study concludes that successfully adopting Industry 4.0 requires technological investments, organizational alignment, structured governance, and collaborative ecosystems. These models provide a practical roadmap for companies navigating the complexities of Industry 4.0, emphasizing adaptability and cross-functional synergy. The research contributes to the literature on collaborative networks by connecting theoretical frameworks with actionable enterprise-level strategies. Full article
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22 pages, 1272 KiB  
Review
Pharmacy Technicians in Immunization Services: Mapping Roles and Responsibilities Through a Scoping Review
by Carolina Valeiro, Vítor Silva, Jorge Balteiro, Diane Patterson, Gilberto Bezerra, Karen Mealiff, Cristiano Matos, Ângelo Jesus and João Joaquim
Healthcare 2025, 13(15), 1862; https://doi.org/10.3390/healthcare13151862 - 30 Jul 2025
Viewed by 209
Abstract
Background: Pharmacy technicians are increasingly involved in immunization services, enhancing vaccine accessibility and reducing pharmacies’ workload. This scoping review aims to (1) provide a comprehensive overview of pharmacy technicians’ involvement in immunization services across various healthcare settings and countries, and (2) conduct a [...] Read more.
Background: Pharmacy technicians are increasingly involved in immunization services, enhancing vaccine accessibility and reducing pharmacies’ workload. This scoping review aims to (1) provide a comprehensive overview of pharmacy technicians’ involvement in immunization services across various healthcare settings and countries, and (2) conduct a comparative analysis of training curricula for pharmacy technicians on immunization. Methods: A scoping review was conducted following the Arksey and O’Malley framework. A comprehensive search of the PubMed and Scopus databases was performed using keywords and MeSH terms such as “pharmacy technician(s)”, “immunization”, “vaccination”, “role”, and “involvement”. Studies included assessed pharmacy technicians’ roles in vaccine administration, training, and public health outcomes. Descriptive and thematic analyses were used to synthesize the findings. In addition, a supplementary analysis of immunization training curricula was conducted, reviewing programs from different countries to identify similarities, differences, and gaps in course structure, content, and delivery formats. Lastly, a comprehensive toolkit was developed, offering guidelines intended to facilitate the implementation of immunization training programs. Results: A total of 35 articles met the inclusion criteria, primarily from the United States of America (n = 30), Canada (n = 2), Ethiopia (n = 1), Denmark (n = 1) and United Kingdom (n = 1). The findings indicate that pharmacy technicians contribute significantly to vaccine administration, patient education, and workflow optimization, particularly in community pharmacies. The COVID-19 pandemic accelerated their involvement in immunization programs. Key challenges include regulatory barriers, a lack of standardized training, and resistance from other healthcare professionals. Facilitators include legislative support (e.g., the PREP Act), structured training programs, and collaborative pharmacist–technician models. Conclusions: Pharmacy technicians can play a vital role in expanding immunization services, improving vaccine uptake, and reducing pharmacist workload. Addressing regulatory inconsistencies, enhancing training, and fostering interprofessional collaboration are crucial for their effective integration of immunization programs. Since immunization by pharmacy technicians is not yet allowed in many EU countries, this review will provide a foundational basis to address their potential to support the healthcare workforce and improve access to immunization services. Full article
(This article belongs to the Special Issue Policy Interventions to Promote Health and Prevent Disease)
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13 pages, 219 KiB  
Article
No Child Left Behind: Insights from Reunification Research to Liberate Aboriginal Families from Child Abduction Systems
by B.J. Newton
Genealogy 2025, 9(3), 74; https://doi.org/10.3390/genealogy9030074 - 25 Jul 2025
Viewed by 409
Abstract
Bring them home, keep them home is research based in New South Wales (NSW) Australia, that aims to understand successful and sustainable reunification for Aboriginal families who have children in out-of-home care (OOHC). This research is led by Aboriginal researchers, and partners with [...] Read more.
Bring them home, keep them home is research based in New South Wales (NSW) Australia, that aims to understand successful and sustainable reunification for Aboriginal families who have children in out-of-home care (OOHC). This research is led by Aboriginal researchers, and partners with Aboriginal organisations. It is informed by the experiences of 20 Aboriginal parents and family members, and more than 200 practitioners and professionals working in child protection and reunification. This paper traces the evolution of Bring them home, keep them home which is now at the forefront of influence for NSW child protection reforms. Using specific examples, it highlights the role of research advocacy and resistance in challenging and disrupting systems in ways that amplify the voices of Aboriginal families and communities and embeds these voices as the foundation for radical innovation for child reunification approaches. The paper shares lessons being learned and insights for Aboriginal-led research with communities in the pursuit of restorative justice, system change, and self-determination. Providing a framework for liberating Aboriginal families from child abduction systems, this paper seeks to offer a truth-telling and practical contribution to the international efforts of Indigenous resistance to child abduction systems. Full article
(This article belongs to the Special Issue Self Determination in First Peoples Child Protection)
19 pages, 296 KiB  
Article
Evolving Equity Consciousness: Intended and Emergent Outcomes of Faculty Development for Inclusive Excellence
by Jackie E. Shay, Suzanne E. Hizer, Devon Quick, Jennifer O. Manilay, Mabel Sanchez and Victoria Sellers
Trends High. Educ. 2025, 4(3), 37; https://doi.org/10.3390/higheredu4030037 - 22 Jul 2025
Viewed by 716
Abstract
As diversity, equity, and inclusion (DEI) efforts in higher education face increasing political resistance, it is critical to understand how equity-centered institutional change is fostered, and who is transformed in the process. This study examines the intended and emergent outcomes of faculty professional [...] Read more.
As diversity, equity, and inclusion (DEI) efforts in higher education face increasing political resistance, it is critical to understand how equity-centered institutional change is fostered, and who is transformed in the process. This study examines the intended and emergent outcomes of faculty professional development initiatives implemented through the Howard Hughes Medical Institute’s Inclusive Excellence (HHMI IE) program. We analyzed annual institutional reports and anonymous reflections from four public universities in a regional Peer Implementation Cluster (PIC), focusing on how change occurred at individual, community, and institutional levels. Guided by Kezar’s Shared Equity Leadership (SEL) framework, our thematic analysis revealed that while initiatives were designed to improve student outcomes through inclusive pedagogy, the most profound outcome was the development of equity consciousness among faculty. Defined as a growing awareness of systemic inequities and a sustained commitment to address them, equity consciousness emerged as the most frequently coded theme across all levels of change. These findings suggest that equity-centered faculty development can serve as a catalyst for institutional transformation, not only by shifting teaching practices but also by building distributed leadership and deeper organizational engagement with equity. This effort also emphasizes that documenting emergent outcomes is essential for recognizing the holistic impact of sustained institutional change. Full article
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18 pages, 1515 KiB  
Article
Enhancing Professional Periodontal Therapy with a Novel PMA-Zeolite Application: A Clinical Study on Periodontal Outcomes and Microbiological Changes
by Ines Đapić, Andrej Aurer, Jurica Žučko, Marinka Mravak-Stipetić, Marinka Baranović Baričević, Krešimir Pavelić, Fusun Ozer and Sandra Kraljević Pavelić
J. Funct. Biomater. 2025, 16(8), 270; https://doi.org/10.3390/jfb16080270 - 22 Jul 2025
Viewed by 482
Abstract
Periodontitis is a chronic, multifactorial inflammatory disease characterized by the progressive destruction of the periodontal supporting tissues, including alveolar bone, potentially resulting in tooth loss. Etiopathogenesis involves a dysbiotic shift in the subgingival microbiota where the presence of pathogenic species such as Porphyromonas [...] Read more.
Periodontitis is a chronic, multifactorial inflammatory disease characterized by the progressive destruction of the periodontal supporting tissues, including alveolar bone, potentially resulting in tooth loss. Etiopathogenesis involves a dysbiotic shift in the subgingival microbiota where the presence of pathogenic species such as Porphyromonas gingivalis, Aggregatibacter actinomycetemcomitans, and Treponema denticola has been documented. This disbalance is combined with an inadequate host immune response, often exacerbated by other systemic comorbidities including diabetes mellitus and cardiovascular diseases. Conventional therapy typically comprises mechanical debridement and adjunctive local or systemic antimicrobials, but emerging antibiotic resistance highlights a need for alternative adjuvant therapeutic strategies. The present descriptive analysis of microbiome and clinical trends study evaluated the adjuvant effects of a clinoptilolite-based zeolite material, namely PMA-zeolite, with professional prophylaxis on clinical and microbiological parameters in patients with chronic periodontitis over a 10-week period. Clinical assessment revealed significant reductions in bleeding on probing (BoP) and periodontal pocket depth (PD), indicating improved inflammatory status. Microbiome profiling demonstrated a marked decrease in key periodontal pathogens, suggesting that PMA-zeolite can help rebalance the oral microbiome. These findings suggest that the combined therapy exhibits promising anti-inflammatory and antimicrobial properties, indicating its role in promoting microbial homeostasis and reducing periodontal inflammation. However, further investigation through larger, controlled clinical trials is needed to validate the efficacy of the therapy. Full article
(This article belongs to the Special Issue Active Biomedical Materials and Their Applications, 2nd Edition)
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15 pages, 1019 KiB  
Article
Micro-Yizkor and Hasidic Memory: A Post-Holocaust Letter from the Margins
by Isaac Hershkowitz
Religions 2025, 16(7), 937; https://doi.org/10.3390/rel16070937 - 19 Jul 2025
Viewed by 529
Abstract
This paper examines a previously unknown anonymous Hebrew letter inserted into a postwar edition of Shem HaGedolim, found in the library of the Jewish University in Budapest. The letter, composed in Győr in 1947, consists almost entirely of passages copied from Tiferet Chayim, [...] Read more.
This paper examines a previously unknown anonymous Hebrew letter inserted into a postwar edition of Shem HaGedolim, found in the library of the Jewish University in Budapest. The letter, composed in Győr in 1947, consists almost entirely of passages copied from Tiferet Chayim, a hagiographic genealogy of the Sanz Hasidic dynasty. Although derivative in content, the letter’s form and placement suggest it was not meant for transmission but instead served as a private act of mourning and historiographical preservation. By situating the letter within the broader context of post-Holocaust Jewish and Hasidic memory practices, including yizkor books, rabbinic memoirs, and grassroots commemorative writing, this study proposes that the document constitutes a “micro-yizkor”: a bibliographic ritual that aimed to re-inscribe lost tzaddikim into sacred memory. Drawing on theories of trauma, religious coping, and bereavement psychology, particularly the Two-Track Model of Bereavement, the paper examines the letter as both a therapeutic and historiographical gesture. The author’s meticulous copying, selective omissions, and personalized touches (such as modified honorifics and emotive phrases) reflect an attempt to maintain spiritual continuity in the wake of communal devastation. Engaging scholarship by Michal Shaul, Lior Becker, Gershon Greenberg, and others, the analysis demonstrates how citation, far from being a passive act, functions here as an instrument of resistance, memory, and redemptive reconstruction. The existence of such a document can also be examined through the lens of Maurice Rickards’ insights, particularly his characterization of the “compulsive note” as a salient form of ephemera, materials often inserted between the pages of books, which pose unique challenges for interpreting the time capsule their authors sought to construct. Ultimately, the paper argues that this modest and anonymous document offers a rare window into postwar Ultra-orthodox religious subjectivity. It challenges prevailing assumptions about Hasidic silence after the Holocaust and demonstarates how even derivative texts can serve as potent sites of historical testimony, spiritual resilience, and bibliographic mourning. The letter thus sheds light on a neglected form of Hasidic historiography, one authored not by professional historians, but by the broken-hearted, writing in the margins of sacred books. Full article
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12 pages, 467 KiB  
Review
Exophiala Bloodstream Infections in Humans—A Narrative Review
by Afroditi Ziogou, Alexios Giannakodimos, Ilias Giannakodimos, Stella Baliou, Andreas G. Tsantes and Petros Ioannou
Pathogens 2025, 14(7), 706; https://doi.org/10.3390/pathogens14070706 - 17 Jul 2025
Viewed by 370
Abstract
Background: Exophiala spp. are dematiaceous fungi with opportunistic pathogenic potential and a widespread environmental presence. Clinical cases of Exophiala spp. fungemia are uncommon. Although rarely encountered in the general population, these organisms are increasingly reported in immunocompromised individuals or those with complex [...] Read more.
Background: Exophiala spp. are dematiaceous fungi with opportunistic pathogenic potential and a widespread environmental presence. Clinical cases of Exophiala spp. fungemia are uncommon. Although rarely encountered in the general population, these organisms are increasingly reported in immunocompromised individuals or those with complex underlying health conditions. Objectives: This review seeks to examine all documented human cases of Exophiala spp. fungemia, with particular focus on aspects such as epidemiology, microbiological features, resistance patterns, therapeutic approaches and associated mortality rates. Methods: A narrative review was conducted using data sourced from the PubMed/MedLine and Scopus databases. Results: A total of 19 articles described infections in 32 patients involving Exophiala spp. fungemia. The mean patient age was 49.2 years, and 65.6% were male. Central venous catheters emerged as the leading predisposing factor (96.9%). Fever represented the most frequent clinical presentation (50%), followed by organ dysfunction (21.9%). The yeast generally demonstrated susceptibility to voriconazole and itraconazole. Voriconazole was also the most frequently administered antifungal (62.5%), followed by amphotericin (31.3%) and micafungin (28.1%). Overall mortality reached 34.4%, with 25% of deaths specifically caused by the infection. Conclusions: Given the potential of Exophiala spp. to cause severe fungemia, healthcare professionals, particularly clinicians and microbiologists, should consider this pathogen in the differential diagnosis when black yeast is detected in blood cultures, especially in patients with immunodeficiency or significant comorbidities, to ensure timely and accurate identification. Full article
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11 pages, 1235 KiB  
Article
Foodborne Botulism Caused by Clostridium botulinum Subtype A5(b3) by Self-Packaged Vacuum Spicy Rabbit Heads
by Wen Cui, Chuanmin Ma, Ming Liu, Yan Li, Lin Zhou, Yuwen Shi, Xuefang Xu and Hui Liu
Microorganisms 2025, 13(7), 1662; https://doi.org/10.3390/microorganisms13071662 - 15 Jul 2025
Viewed by 444
Abstract
Botulism is a severe muscle paralysis disease mediated by the botulinum toxin. Here, we reported a foodborne botulism case caused by Clostridium botulinum subtype A5(b3) from self-packaged vacuum spicy rabbit heads. Treatment for this case was delayed due to misdiagnosis and insufficient diagnostic [...] Read more.
Botulism is a severe muscle paralysis disease mediated by the botulinum toxin. Here, we reported a foodborne botulism case caused by Clostridium botulinum subtype A5(b3) from self-packaged vacuum spicy rabbit heads. Treatment for this case was delayed due to misdiagnosis and insufficient diagnostic capacity in three hospitals, which resulted in progressive clinical deterioration, and eventually, the patient was transferred to Shandong Public Health Clinical Center for specialized therapy. The case was suspected as foodborne botulism by the Qilu Medical-Prevention Innovation Integration pathway and multi-disciplinary consultation. An epidemiological investigation and laboratory confirmation revealed that the botulinum neurotoxin originated from vacuum-packaged spicy rabbit heads distributed via interprovincial cold chain logistics. After treatment with botulism antiserum, the patient’s condition significantly improved, and they were discharged after recovery. We revealed that this foodborne botulism outbreak was caused by the Clostridium botulinum A5(b3) subtype from food by whole-genome sequencing and SNP typing. All the strains belonged to Group I carrying the botulinum neurotoxin gene classified as the ha cluster. Toxin A was confirmed by MBA and other methods, while toxin B was non-functional due to the truncated bont/B gene. Other virulence genes and antibiotic resistance genes were also detected. Our findings indicate that self-packaged vacuum meat products represent an emerging risk factor for botulism transmission when stored improperly. Importantly, the recurrent misdiagnosis in this case underscored the urgent need to enhance the training of healthcare professionals in medical institutions to improve the diagnostic accuracy and clinical management of botulism. Full article
(This article belongs to the Special Issue Feature Papers in Food Microbiology)
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12 pages, 732 KiB  
Article
Bacteremia Outbreak Due to Achromobacter xylosoxidans in Hospitalized COVID-19 Patients
by Magdalini Tsekoura, Georgios Petridis, Konstantinos Koutsouflianiotis, Styliani Pappa, Anna Papa and Konstantina Kontopoulou
Microbiol. Res. 2025, 16(7), 156; https://doi.org/10.3390/microbiolres16070156 - 8 Jul 2025
Viewed by 293
Abstract
Background: Hospitalized COVID-19 patients are particularly vulnerable to secondary bacterial infections, which can significantly worsen clinical outcomes. The aim of the study was to identify the cause of bacteremia in a group of hospitalized COVID-19 patients and find out the source of the [...] Read more.
Background: Hospitalized COVID-19 patients are particularly vulnerable to secondary bacterial infections, which can significantly worsen clinical outcomes. The aim of the study was to identify the cause of bacteremia in a group of hospitalized COVID-19 patients and find out the source of the outbreak to prevent further spread. Methods: Pathogen identification in blood cultures and sensitivity testing were carried out using the automated VITEK2 system. A total of 110 samples were tested; these were collected from patients’ colonization sites and from surfaces, materials and fluids used in the setting. Furthermore, multilocus sequence typing (MLST) and next-generation sequencing (NGS) were employed to characterize the isolates. Results: Achromobacter xylosoxidans was detected in the blood of nine hospitalized patients and in cotton used for disinfection; all isolates presented an identical antibiotic resistance pattern, and all carried the blaOXA-114 gene which is intrinsic to this species. Infection control measures were implemented promptly. With one exception, all patients recovered and were discharged in good health. Conclusions: This outbreak underscores the urgent need for investigation and control of hospital infections, as bacteremia is associated with increased morbidity, mortality, hospitalization time, and cost. It also highlights the importance of close collaboration among healthcare professionals. Full article
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17 pages, 4414 KiB  
Article
Mechanical Characteristics of 26H2MF and St12T Steels Under Torsion at Elevated Temperatures
by Waldemar Dudda
Materials 2025, 18(13), 3204; https://doi.org/10.3390/ma18133204 - 7 Jul 2025
Viewed by 274
Abstract
The concept of “material effort” appears in continuum mechanics wherever the response of a material to the currently existing state of loads and boundary conditions loses its previous, predictable character. However, within the material, which still descriptively remains a continuous medium, new physical [...] Read more.
The concept of “material effort” appears in continuum mechanics wherever the response of a material to the currently existing state of loads and boundary conditions loses its previous, predictable character. However, within the material, which still descriptively remains a continuous medium, new physical structures appear and new previously unused physical features of the continuum are activated. The literature is dominated by a simplified way of thinking, which assumes that all these states can be characterized and described by one and the same measure of effort—for metals it is the Huber–Mises–Hencky equivalent stress. Quantitatively, perhaps 90% of the literature is dedicated to this equivalent stress. The remaining authors, as well as the author of this paper, assume that there is no single universal measure of effort that would “fit” all operating conditions of materials. Each state of the structure’s operation may have its own autonomous measure of effort, which expresses the degree of threat from a specific destruction mechanism. In the current energy sector, we are increasingly dealing with “low-cycle thermal fatigue states”. This is related to the fact that large, difficult-to-predict renewable energy sources have been added. Professional energy based on coal and gas units must perform many (even about 100 per year) starts and stops, and this applies not only to the hot state, but often also to the cold state. The question arises as to the allowable shortening of start and stop times that would not to lead to dangerous material effort, and whether there are necessary data and strength characteristics for heat-resistant steels that allow their effort to be determined not only in simple states, but also in complex stress states. Do these data allow for the description of the material’s yield surface? In a previous publication, the author presented the results of tension and compression tests at elevated temperatures for two heat-resistant steels: St12T and 26H2MF. The aim of the current work is to determine the properties and strength characteristics of these steels in a pure torsion test at elevated temperatures. This allows for the analysis of the strength of power turbine components operating primarily on torsion and for determining which of the two tested steels is more resistant to high temperatures. In addition, the properties determined in all three tests (tension, compression, torsion) will allow the determination of the yield surface of these steels at elevated temperatures. They are necessary for the strength analysis of turbine elements in start-up and shutdown cycles, in states changing from cold to hot and vice versa. A modified testing machine was used for pure torsion tests. It allowed for the determination of the sample’s torsion moment as a function of its torsion angle. The experiments were carried out at temperatures of 20 °C, 200 °C, 400 °C, 600 °C, and 800 °C for St12T steel and at temperatures of 20 °C, 200 °C, 400 °C, 550 °C, and 800 °C for 26H2MF steel. Characteristics were drawn up for each sample and compared on a common graph corresponding to the given steel. Based on the methods and relationships from the theory of strength, the yield stress and torsional strength were determined. The yield stress of St12T steel at 600 °C was 319.3 MPa and the torsional strength was 394.4 MPa. For 26H2MH steel at 550 °C, the yield stress was 311.4 and the torsional strength was 382.8 MPa. St12T steel was therefore more resistant to high temperatures than 26H2MF. The combined data from the tension, compression, and torsion tests allowed us to determine the asymmetry and plasticity coefficients, which allowed us to model the yield surface according to the Burzyński criterion as a function of temperature. The obtained results also allowed us to determine the parameters of the Drucker-Prager model and two of the three parameters of the Willam-Warnke and Menetrey-Willam models. The research results are a valuable contribution to the design and diagnostics of power turbine components. Full article
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28 pages, 1220 KiB  
Review
Odontogenic Abscesses in Pet Rabbits: A Comprehensive Review of Pathogenesis, Diagnosis, and Treatment Advances
by Smaranda Crăciun and George Cosmin Nadăş
Animals 2025, 15(13), 1994; https://doi.org/10.3390/ani15131994 - 7 Jul 2025
Viewed by 475
Abstract
Odontogenic abscesses are a frequent and challenging clinical issue in pet rabbits, often requiring a comprehensive diagnostic and therapeutic approach. This review collates current evidence on the etiology, diagnosis, and treatment of rabbit odontogenic abscesses, with a focus on imaging advances, microbial diversity, [...] Read more.
Odontogenic abscesses are a frequent and challenging clinical issue in pet rabbits, often requiring a comprehensive diagnostic and therapeutic approach. This review collates current evidence on the etiology, diagnosis, and treatment of rabbit odontogenic abscesses, with a focus on imaging advances, microbial diversity, and local antimicrobial therapies. Predisposing factors include congenital conformation, inappropriate diet (insufficient abrasiveness, calcium or Vit D deficiencies, etc.), trauma, and neoplasia. Imaging techniques such as CT and cone-beam CT (CBCT) enable early detection and surgical planning, while traditional radiography remains useful in general practice. Treatment includes systemic antibiotics, surgical curettage, and the use of localized delivery systems such as antibiotic-impregnated polymethyl methacrylate (AIPMMA) beads. Adjunctive therapies like Manuka honey are also discussed. Two original heatmaps summarize bacterial prevalence and antimicrobial resistance from six peer-reviewed studies. These visualizations highlight the polymicrobial nature of these infections and the emergence of multidrug-resistant strains. Preventive strategies focus on optimal diet, regular dental checks, and owner education. The review also identifies key gaps in the literature, including the underreporting of anaerobes and lack of standardized treatment protocols. This article aims to support veterinary professionals in delivering evidence-based, individualized care to improve outcomes in rabbits with odontogenic abscesses. Full article
(This article belongs to the Special Issue Advances in Exotic Pet Medicine)
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10 pages, 358 KiB  
Article
Evaluation of a Hub-and-Spoke Model to Enhance Healthcare Professionals’ Practice of Antimicrobial Stewardship (AMS) Programmes in the Volta Region of Ghana
by Mairead McErlean, Eneyi Kpokiri, Preet Panesar, Emily E. Cooper, Jonathan Jato, Emmanuel Orman, Hayford Odoi, Araba Hutton-Nyameaye, Samuel O. Somuah, Isaac Folitse, Thelma A. Aku, Inemesit O. Ben, Melissa Farragher, Leila Hail, Cornelius C. Dodoo and Yogini H. Jani
Antibiotics 2025, 14(7), 672; https://doi.org/10.3390/antibiotics14070672 - 2 Jul 2025
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Abstract
Background: Antimicrobial resistance (AMR) poses a critical global health challenge, particularly in resource-limited settings. A hub-and-spoke model, decentralising expertise and distributing resources to peripheral facilities, has been proposed as a strategy to enhance the antimicrobial stewardship (AMS) capacity in low- and middle-income [...] Read more.
Background: Antimicrobial resistance (AMR) poses a critical global health challenge, particularly in resource-limited settings. A hub-and-spoke model, decentralising expertise and distributing resources to peripheral facilities, has been proposed as a strategy to enhance the antimicrobial stewardship (AMS) capacity in low- and middle-income countries. Aim: This study sought to understand healthcare professionals’ experiences of a hub-and-spoke AMS model in the Volta Region of Ghana and its influence on clinical practice, leadership, and collaborative endeavours to address AMR. Methods: A qualitative descriptive design was adopted. In-depth interviews were conducted with 11 healthcare professionals who participated in the AMS program. Thematic analysis was used to identify key themes related to the knowledge and skills that were gained, clinical and leadership practice changes, capacity building, and challenges. Results: Participants reported an increased awareness of AMR, particularly regarding the scale and clinical implications of antimicrobial misuse. The clinical practice improvements included more judicious prescribing and enhanced adherence to infection prevention and control measures. Many respondents highlighted stronger leadership skills and a commitment to capacity building through AMS committees, multidisciplinary collaboration, and cross-organisational knowledge exchange. Despite resource constraints and logistical hurdles, participants expressed optimism, citing data-driven approaches such as point prevalence surveys to track progress and inform policy. Engagement with hospital management and public outreach were viewed as essential to sustaining AMS efforts and curbing over-the-counter antibiotic misuse. Conclusions: The hub-and-spoke model caused observable improvements in AMS knowledge, clinical practice, and leadership capacity among healthcare professionals in Ghana. While challenges remain, particularly in securing sustainable resources and shifting community behaviours, these findings underscore the potential of network-based programs to catalyse systemic changes in tackling AMR. Future research should explore long-term outcomes and strategies for embedding AMS practices more deeply within healthcare systems and communities. Full article
(This article belongs to the Special Issue Antibiotics Stewardship in Low and Middle-Income Countries)
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