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Bioengineering, Volume 11, Issue 8

2024 August - 119 articles

Cover Story: The administration of oxygen microbubbles (OMBs) has been shown to increase oxygen and decrease carbon dioxide in systemic circulation. However, their impact on microenvironmental oxygenation remains unexplored. Herein, we investigated the effects of intraperitoneal administration of OMBs in anesthetized rats exposed to hypoxic ventilation. Blood oxygenation and hemodynamics were evaluated over a 2 h time frame. Tissue samples were collected for hypoxic and metabolic analyses. Data show that OMBs improved blood SaO2 and alleviated tissue hypoxia. Metabolomic analysis revealed OMBs induced metabolic differences in all organs analyzed, with the greatest effects on the spleen and lung. In summary, intraperitoneal OMBs improve systemic blood and local tissue oxygenation, thereby shifting metabolomic profiles. View this paper
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Articles (119)

  • Article
  • Open Access
6 Citations
2,740 Views
13 Pages

Contrast-Enhancing Lesion Segmentation in Multiple Sclerosis: A Deep Learning Approach Validated in a Multicentric Cohort

  • Martina Greselin,
  • Po-Jui Lu,
  • Lester Melie-Garcia,
  • Mario Ocampo-Pineda,
  • Riccardo Galbusera,
  • Alessandro Cagol,
  • Matthias Weigel,
  • Nina de Oliveira Siebenborn,
  • Esther Ruberte and
  • Cristina Granziera
  • + 28 authors

The detection of contrast-enhancing lesions (CELs) is fundamental for the diagnosis and monitoring of patients with multiple sclerosis (MS). This task is time-consuming and suffers from high intra- and inter-rater variability in clinical practice. Ho...

  • Article
  • Open Access
2 Citations
1,743 Views
13 Pages

(1) Background: The kinematic characteristics of disc prosthesis undergoing complex motion are not well understood. Therefore, examining complex motion may provide an improved understanding of the post-operative behavior of spinal implants. (2) Metho...

  • Review
  • Open Access
1 Citations
1,901 Views
14 Pages

More than three decades ago, we embarked on a number of bioengineering explorations using the most advanced materials and fabrication methods. In every area we ventured into, it was our intention to ensure fundamental discoveries were deployed into t...

  • Article
  • Open Access
6 Citations
2,325 Views
11 Pages

Antimicrobial peptides (AMPs) are considered a promising alternative to conventional antibiotics to fight against the rapid evolution of antibiotic resistance. Other than their potent antimicrobial properties, AMP-based vesicles can be used as effici...

  • Article
  • Open Access
7 Citations
3,524 Views
18 Pages

Bovine Placentome-Derived Extracellular Matrix: A Sustainable 3D Scaffold for Cultivated Meat

  • Cemile Bektas,
  • Kathleen Lee,
  • Anisha Jackson,
  • Mohit Bhatia and
  • Yong Mao

Cultivated meat, an advancement in cellular agriculture, holds promise in addressing environmental, ethical, and health challenges associated with traditional meat production. Utilizing tissue engineering principles, cultivated meat production employ...

  • Article
  • Open Access
3 Citations
5,006 Views
18 Pages

Background: Our study addresses the lack of consensus on measuring leg length discrepancy (LLD) after total hip arthroplasty (THA). We will assess the inter-observer variability and correlation between the five most commonly used LLD methods and inve...

  • Article
  • Open Access
4 Citations
3,837 Views
18 Pages

The fallopian tubes are essential for human fertility, facilitating the movement of sperm and oocytes to the fertilization site and transporting fertilized oocytes to the uterus. Infertility can result from changes in the fallopian tubes due to tubal...

  • Article
  • Open Access
9 Citations
4,833 Views
20 Pages

3D Quantitative-Amplified Magnetic Resonance Imaging (3D q-aMRI)

  • Itamar Terem,
  • Kyan Younes,
  • Nan Wang,
  • Paul Condron,
  • Javid Abderezaei,
  • Haribalan Kumar,
  • Hillary Vossler,
  • Eryn Kwon,
  • Mehmet Kurt and
  • Kawin Setsompop
  • + 2 authors

Amplified MRI (aMRI) is a promising new technique that can visualize pulsatile brain tissue motion by amplifying sub-voxel motion in cine MRI data, but it lacks the ability to quantify the sub-voxel motion field in physical units. Here, we introduce...

  • Article
  • Open Access
2 Citations
2,726 Views
10 Pages

The purpose of this study was to assess the biomechanical adaptations prompted by stationary cycling paired with visual feedback of vertical pedal reaction forces during both stationary cycling and overground walking for patients who underwent a tota...

  • Article
  • Open Access
1 Citations
1,726 Views
13 Pages

Background: The purpose of this study was to compare geographic atrophy (GA) area semi-automatic measurement using fundus autofluorescence (FAF) versus optical coherence tomography (OCT) annotation with the cRORA (complete retinal pigment epithelium...

  • Article
  • Open Access
3 Citations
2,043 Views
13 Pages

In Vivo Testing of a Second-Generation Prototype Accessory for Single Transapical Left Ventricular Assist Device Implantation

  • Florian Meissner,
  • Michelle Costa Galbas,
  • Hendrik Straky,
  • Heiko Vestner,
  • Manuela Schoen,
  • Marius Schimmel,
  • Johanna Reuter,
  • Martin Buechsel,
  • Johannes Dinkelaker and
  • Wolfgang Bothe
  • + 2 authors

A new accessory was developed to allow implantation of left ventricular assist devices (LVADs) without requiring an anastomosis to the ascending aorta. The accessory combines the LVAD inflow and outflow into a dual-lumen device. Initial prototypes en...

  • Article
  • Open Access
2 Citations
3,228 Views
15 Pages

Modulating the Release Kinetics of Natural Product Actinomycin from Bacterial Nanocellulose Films and Their Antimicrobial Activity

  • Katarzyna Zimowska,
  • Vuk Filipovic,
  • Jasmina Nikodinovic-Runic,
  • Jelena Simic,
  • Tatjana Ilic-Tomic,
  • Malgorzata Zimowska,
  • Jacek Gurgul and
  • Marijana Ponjavic

The present study aimed to create a more sustainable and controlled delivery system based on natural biopolymer bacterial nanocellulose (BNC) and bacterial natural product actinomycin (Act), with the applicative potential in the biomedical field. In...

  • Article
  • Open Access
1,935 Views
11 Pages

Variability in Alignment and Bone Resections in Robotically Balanced Total Knee Arthroplasties

  • Matthew S. Hepinstall,
  • Catherine Di Gangi,
  • Christian Oakley,
  • Michael Sybert,
  • Patrick A. Meere and
  • Morteza Meftah

Image-based robotic-assisted total knee arthroplasty (RA-TKA) allows three-dimensional surgical planning informed by osseous anatomy, with intraoperative adjustment based on a dynamic assessment of ligament laxity and gap balance. The aim of this stu...

  • Article
  • Open Access
2 Citations
2,493 Views
15 Pages

Treatment for breast cancer (BC) can lead to debilitating symptoms that can reduce outcomes and quality of life (QoL). Symptom surveillance using a remote symptom monitoring (RSM) platform enables the capture and reporting of patient-reported outcome...

  • Article
  • Open Access
5 Citations
3,058 Views
17 Pages

Plaque Characteristics Derived from Intravascular Optical Coherence Tomography That Predict Cardiovascular Death

  • Juhwan Lee,
  • Yazan Gharaibeh,
  • Vladislav N. Zimin,
  • Justin N. Kim,
  • Neda S. Hassani,
  • Luis A. P. Dallan,
  • Gabriel T. R. Pereira,
  • Mohamed H. E. Makhlouf,
  • Ammar Hoori and
  • David L. Wilson

This study aimed to investigate whether plaque characteristics derived from intravascular optical coherence tomography (IVOCT) could predict a long-term cardiovascular (CV) death. This study was a single-center, retrospective study on 104 patients wh...

  • Article
  • Open Access
2,246 Views
18 Pages

Beat-by-beat monitoring of hemodynamic parameters in the left ventricle contributes to the early diagnosis and treatment of heart failure, valvular heart disease, and other cardiovascular diseases. Current accurate measurement methods for ventricular...

  • Article
  • Open Access
1,777 Views
10 Pages

Midterm Results of Severe Hip Dysplasia after Using a Cementless Acetabular Component with Bulk Bone Graft in Total Hip Arthroplasty: A Minimum Five-Year Follow-Up Study

  • Takuya Konno,
  • Tomohiro Shimizu,
  • Masahiro Inoue,
  • Takeshi Masuda,
  • Mohamad Alaa Terkawi,
  • Norimasa Iwasaki and
  • Daisuke Takahashi

In patients with severe hip dysplasia, total hip arthroplasty (THA) using bulk bone graft (BBG) enhances anatomic cup positioning and provides early structural support. This study assesses the mid-term outcomes of THA with BBG in patients with over 5...

  • Article
  • Open Access
4 Citations
3,519 Views
10 Pages

A Biomechanical Comparison Study of Plate–Nail and Dual-Plate Fixation in AO/OTA 41-C2 Tibial Plateau Fractures

  • Wei Xie,
  • Deqing Luo,
  • Li Xie,
  • Lingqi Zhu,
  • Liang Zhou,
  • Kejian Lian,
  • Dasheng Lin and
  • Hui Liu

Background Context: This study’s purpose was to evaluate the biomechanical performance of plate–nail and dual-plate fixation for the treatment of AO/OTA 41-C2 tibial plateau fractures. Methods: Twenty synthetic tibias were selected and ra...

  • Article
  • Open Access
2,142 Views
10 Pages

Effect of Spectral Filtering and Segmental X-ray Tube Current Switch-Off on Interventionalist’s Scatter Exposure during CT Fluoroscopy

  • Oliver S. Grosser,
  • Martin Volk,
  • Marilena Georgiades,
  • Daniel Punzet,
  • Bahaa Alsawalhi,
  • Dennis Kupitz,
  • Jazan Omari,
  • Heiko Wissel,
  • Michael C. Kreissl and
  • Maciej Pech
  • + 1 author

Dose optimization in computed tomography (CT) is crucial, especially in CT fluoroscopy (fluoro-CT) used for real-time navigation, affecting both patient and operator safety. This study evaluated the impact of spectral X-ray filtering using a tin filt...

  • Article
  • Open Access
3 Citations
1,955 Views
19 Pages

The Potential of Composite Cements for Wound Healing in Rats

  • Alina Ioana Ardelean,
  • Sorin Marian Marza,
  • Madalina Florina Dragomir,
  • Andrada Negoescu,
  • Codruta Sarosi,
  • Cristiana Stefania Novac,
  • Cosmin Pestean,
  • Marioara Moldovan and
  • Liviu Oana

Recent developments in biomaterials have resulted in the creation of cement composites with potential wound treatment properties, even though they are currently mainly employed for bone regeneration. Their ability to improve skin restoration after su...

  • Article
  • Open Access
3 Citations
2,573 Views
15 Pages

Substantiation and Effectiveness of Remote Monitoring System Based on IoMT Using Portable ECG Device

  • Hee-Young Lee,
  • Yoon-Ji Kim,
  • Kang-Hyun Lee,
  • Jung-Hun Lee,
  • Sung-Pil Cho,
  • Junghwan Park,
  • Il-Hwan Park and
  • Hyun Youk

Cardiovascular disease is a major global health concern, with early detection being critical. This study assesses the effectiveness of a portable ECG device, based on Internet of Medical Things (IoMT) technology, for remote cardiovascular monitoring...

  • Article
  • Open Access
5 Citations
1,733 Views
13 Pages

Controlled Lateral Pressure on Cortical Bone Using Blade-Equipped Implants: An Experimental Study in Rabbits

  • Vitor Ferreira Balan,
  • Mauro Ferri,
  • Eduardo Pires Godoy,
  • Leticia Gabriela Artioli,
  • Daniele Botticelli,
  • Erick Ricardo Silva and
  • Samuel Porfirio Xavier

Background: This study aimed to evaluate the biological behavior of a novel implant design incorporating decompressive cervical blades. Hence, the aim of the present study was to evaluate the healing outcomes in cortical regions where decompressive p...

  • Article
  • Open Access
7 Citations
2,427 Views
18 Pages

Comparison of Aerodynamic and Elastic Properties in Tissue and Synthetic Models of Vocal Fold Vibrations

  • Jacob Michaud-Dorko,
  • Charles Farbos de Luzan,
  • Gregory R. Dion,
  • Ephraim Gutmark and
  • Liran Oren

Three laryngeal models were used to investigate the aerodynamic and elastic properties of vocal fold vibration: cadaveric human, excised canine, and synthetic silicone vocal folds. The aim was to compare the characteristics of these models to enhance...

  • Article
  • Open Access
5 Citations
4,273 Views
14 Pages

Stable and Thin-Polymer-Based Modification of Neurovascular Stents with 2-Methacryloyloxyethyl Phosphorylcholine Polymer for Antithrombogenicity

  • Naoki Inuzuka,
  • Yasuhiro Shobayashi,
  • Satoshi Tateshima,
  • Yuya Sato,
  • Yoshio Ohba,
  • Kazuhiko Ishihara and
  • Yuji Teramura

The advent of intracranial stents has revolutionized the endovascular treatment of cerebral aneurysms. The utilization of stents has rendered numerous cerebral aneurysm amenable to endovascular treatment, thereby obviating the need for otherwise inva...

  • Article
  • Open Access
10 Citations
2,720 Views
15 Pages

Long-Term Survival and Regeneration Following Transplantation of 3D-Printed Biodegradable PCL Tracheal Grafts in Large-Scale Porcine Models

  • Sen-Ei Shai,
  • Yi-Ling Lai,
  • Yi-Wen Hung,
  • Chi-Wei Hsieh,
  • Kuo-Chih Su,
  • Chun-Hsiang Wang,
  • Te-Hsin Chao,
  • Yung-Tsung Chiu,
  • Chia-Ching Wu and
  • Shih-Chieh Hung

Polycaprolactone (PCL) implants in large animals show great promise for tracheal transplantation. However, the longest survival time achieved to date is only about three weeks. To meet clinical application standards, it is essential to extend the sur...

  • Article
  • Open Access
1 Citations
4,585 Views
35 Pages

Improving the quality of life for people with vision impairments has been an important goal in the research and design of assistive devices for several decades. This paper seeks to further that goal by introducing a novel assistive technology platfor...

  • Review
  • Open Access
15 Citations
6,931 Views
27 Pages

Among breast cancers, triple-negative breast cancer (TNBC) has been recognized as the most aggressive type with a poor prognosis and low survival rate. Targeted therapy for TNBC is challenging because it lacks estrogen receptor (ER), progesterone rec...

  • Review
  • Open Access
12 Citations
6,125 Views
27 Pages

Green Innovation and Synthesis of Honeybee Products-Mediated Nanoparticles: Potential Approaches and Wide Applications

  • Shaden A. M. Khalifa,
  • Aya A. Shetaia,
  • Nehal Eid,
  • Aida A. Abd El-Wahed,
  • Tariq Z. Abolibda,
  • Abdelfatteh El Omri,
  • Qiang Yu,
  • Mohamed A. Shenashen,
  • Hidayat Hussain and
  • Hesham R. El-Seedi
  • + 3 authors

Bee products, abundant in bioactive ingredients, have been utilized in both traditional and contemporary medicine. Their antioxidant, antimicrobial, and anti-inflammatory properties make them valuable for food, preservation, and cosmetics application...

  • Article
  • Open Access
2 Citations
1,958 Views
16 Pages

Perlecan: An Islet Basement Membrane Protein with Protective Anti-Inflammatory Characteristics

  • Daniel Brandhorst,
  • Heide Brandhorst,
  • Samuel Acreman and
  • Paul R. V. Johnson

Throughout the isolation process, human islets are subjected to destruction of the islet basement membrane (BM) and reduced oxygen supply. Reconstruction of the BM represents an option to improve islet function and survival post-transplant and may pa...

  • Article
  • Open Access
3 Citations
3,854 Views
21 Pages

Automated Multi-Class Facial Syndrome Classification Using Transfer Learning Techniques

  • Fayroz F. Sherif,
  • Nahed Tawfik,
  • Doaa Mousa,
  • Mohamed S. Abdallah and
  • Young-Im Cho

Genetic disorders affect over 6% of the global population and pose substantial obstacles to healthcare systems. Early identification of these rare facial genetic disorders is essential for managing related medical complexities and health issues. Many...

  • Systematic Review
  • Open Access
4,098 Views
23 Pages

Bioengineering Human Upper Respiratory Mucosa: A Systematic Review of the State of the Art of Cell Culture Techniques

  • Davaine Joel Ndongo Sonfack,
  • Clémence Tanguay Boivin,
  • Lydia Touzel Deschênes,
  • Thibault Maurand,
  • Célina Maguemoun,
  • François Berthod,
  • François Gros-Louis and
  • Pierre-Olivier Champagne

Background: The upper respiratory mucosa plays a crucial role in both the physical integrity and immunological function of the respiratory tract. However, in certain situations such as infections, trauma, or surgery, it might sustain damage. Tissue e...

  • Article
  • Open Access
2 Citations
5,742 Views
16 Pages

Background: Physiological curvature changes of the lumbar spine and disc herniation can cause abnormal biomechanical responses of the lumbar spine. Finite element (FE) studies on special weightlifter models are limited, yet understanding stress in da...

  • Article
  • Open Access
3 Citations
3,569 Views
17 Pages

Knee osteoarthritis (OA) affects over 650 million patients worldwide. Total knee replacement is aimed at end-stage OA to relieve symptoms of pain, stiffness and reduced mobility. However, the role of imaging modalities in monitoring symptomatic disea...

  • Article
  • Open Access
1 Citations
1,692 Views
16 Pages

Evolution of Retinal Neuron Fractality When Interfacing with Carbon Nanotube Electrodes

  • Aiden P. Dillon,
  • Saba Moslehi,
  • Bret Brouse,
  • Saumya Keremane,
  • Sam Philliber,
  • Willem Griffiths,
  • Conor Rowland,
  • Julian H. Smith and
  • Richard P. Taylor

Exploring how neurons in the mammalian body interact with the artificial interface of implants can be used to learn about fundamental cell behavior and to refine medical applications. For fundamental and applied research, it is crucial to determine t...

  • Article
  • Open Access
31 Citations
5,994 Views
24 Pages

CardioRiskNet: A Hybrid AI-Based Model for Explainable Risk Prediction and Prognosis in Cardiovascular Disease

  • Fatma M. Talaat,
  • Ahmed R. Elnaggar,
  • Warda M. Shaban,
  • Mohamed Shehata and
  • Mostafa Elhosseini

The global prevalence of cardiovascular diseases (CVDs) as a leading cause of death highlights the imperative need for refined risk assessment and prognostication methods. The traditional approaches, including the Framingham Risk Score, blood tests,...

  • Review
  • Open Access
6 Citations
7,783 Views
20 Pages

Optogenetic Brain–Computer Interfaces

  • Feifang Tang,
  • Feiyang Yan,
  • Yushan Zhong,
  • Jinqian Li,
  • Hui Gong and
  • Xiangning Li

The brain–computer interface (BCI) is one of the most powerful tools in neuroscience and generally includes a recording system, a processor system, and a stimulation system. Optogenetics has the advantages of bidirectional regulation, high spat...

  • Article
  • Open Access
2 Citations
1,630 Views
14 Pages

Initial Clinical Experience with Ahmed Valve in Romania: Five-Year Patient Follow-Up and Outcomes

  • Ramona Ileana Barac,
  • Vasile Harghel,
  • Nicoleta Anton,
  • George Baltă,
  • Ioana Teodora Tofolean,
  • Christiana Dragosloveanu,
  • Laurențiu Flavius Leuștean,
  • Dan George Deleanu and
  • Diana Andreea Barac

Background: Glaucoma is a leading cause of irreversible blindness worldwide and is particularly challenging to treat in its refractory forms. The Ahmed valve offers a potential solution for these difficult cases. This research aims to assess the init...

  • Article
  • Open Access
1 Citations
2,283 Views
24 Pages

This study uses machine learning to identify critical factors influencing the cost-effectiveness of over-the-counter (OTC) medications. By developing a novel cost-effectiveness rating (CER) based on user ratings and prices, we analyzed data from Amaz...

  • Article
  • Open Access
2 Citations
2,136 Views
13 Pages

Spinal cord injury (SCI) can lead to significant bone loss below the level of the lesion increasing the risk of fracture and increased morbidity. Body-weight-supported treadmill training (BWSTT) and transplantation strategies using neurotrophins have...

  • Review
  • Open Access
15 Citations
4,068 Views
25 Pages

Personalized orthopedic devices are increasingly favored for their potential to enhance long-term treatment success. Despite significant advancements across various disciplines, the seamless integration and full automation of personalized orthopedic...

  • Article
  • Open Access
1 Citations
2,432 Views
16 Pages

Design and Validation of a PLC-Controlled Morbidostat for Investigating Bacterial Drug Resistance

  • Adrián Pedreira,
  • José A. Vázquez,
  • Andrey Romanenko and
  • Míriam R. García

During adaptive laboratory evolution experiments, any unexpected interruption in data monitoring or control could lead to the loss of valuable experimental data and compromise the integrity of the entire experiment. Most homemade mini-bioreactors are...

  • Article
  • Open Access
4 Citations
2,194 Views
22 Pages

Recent advances in deep learning have shown significant potential for accurate cell detection via density map regression using point annotations. However, existing deep learning models often struggle with multi-scale feature extraction and integratio...

  • Article
  • Open Access
2 Citations
3,488 Views
15 Pages

Mathematical Modeling of the Gastrointestinal System for Preliminary Drug Absorption Assessment

  • Antonio D’Ambrosio,
  • Fatjon Itaj,
  • Filippo Cacace and
  • Vincenzo Piemonte

The objective of this study is to demonstrate the potential of a multicompartmental mathematical model to simulate the activity of the gastrointestinal system after the intake of drugs, with a limited number of parameters. The gastrointestinal system...

  • Article
  • Open Access
2,265 Views
14 Pages

Ultrasound imaging is vital for diagnosing carotid artery vascular lesions, highlighting the importance of accurately segmenting lumens in ultrasound images to prevent, diagnose and treat vascular diseases. However, noise artifacts, blood residue and...

  • Article
  • Open Access
2 Citations
1,869 Views
11 Pages

Surface electromyography (sEMG) is commonly used as an interface in human–machine interaction systems due to their high signal-to-noise ratio and easy acquisition. It can intuitively reflect motion intentions of users, thus is widely applied in...

  • Article
  • Open Access
12 Citations
4,599 Views
18 Pages

Enhancing Dermatological Diagnostics with EfficientNet: A Deep Learning Approach

  • Ionela Manole,
  • Alexandra-Irina Butacu,
  • Raluca Nicoleta Bejan and
  • George-Sorin Tiplica

Background: Despite recent advancements, medical technology has not yet reached its peak. Precision medicine is growing rapidly, thanks to machine learning breakthroughs powered by increased computational capabilities. This article explores a deep le...

  • Article
  • Open Access
2 Citations
3,189 Views
9 Pages

The addition of intravenous (i.v.) chemotherapy to i.v. immunotherapy for patients with lung cancer results in improved overall survival but is limited by synergistic side effects and an unknown, highly variable final cytotoxic dose within the tumor....

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Bioengineering - ISSN 2306-5354