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Bioengineering, Volume 8, Issue 12

2021 December - 36 articles

Cover Story: Anaerobic co-digestion uses waste to reduce the carbon footprint of wastewater treatment and relies on stable microbial communities. Here, food waste and canola lecithin were tested as co-substrates in lab-scale reactors, with amplicon sequencing employed to assess changes and stability of the communities in comparison to a life plant without co-digestion. With food waste, high levels of functional redundancy but few total changes were found. The second, more specialized co-substrate increased the selective pressure, and only there did we observe selection, diversity loss, and invasion into the otherwise stable resident community, elsewise mostly defined by neutral effects. View this paper
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Articles (36)

  • Review
  • Open Access
9 Citations
12,799 Views
14 Pages

Current Therapeutics and Future Perspectives to Ocular Melanocytic Neoplasms in Dogs and Cats

  • Tarcísio Guerra Guimarães,
  • Karla Menezes Cardoso,
  • Pedro Tralhão,
  • Carlos Miguel Marto,
  • Nuno Alexandre,
  • Maria Filomena Botelho and
  • Mafalda Laranjo

Neoplasms of melanocytic origin are diseases relevant to dogs and cats’ ophthalmic oncology due to their incidence, potential visual loss, and consequent decrease in life quality and expectancy. Despite its non-specific clinical presentation, m...

  • Article
  • Open Access
8 Citations
3,391 Views
12 Pages

Assessing the Asynchrony Event Based on the Ventilation Mode for Mechanically Ventilated Patients in ICU

  • Nur Sa’adah Muhamad Sauki,
  • Nor Salwa Damanhuri,
  • Nor Azlan Othman,
  • Belinda Chong Chiew Meng,
  • Yeong Shiong Chiew and
  • Mohd Basri Mat Nor

Respiratory system modelling can assist clinicians in making clinical decisions during mechanical ventilation (MV) management in intensive care. However, there are some cases where the MV patients produce asynchronous breathing (asynchrony events) du...

  • Article
  • Open Access
12 Citations
6,195 Views
12 Pages

Tissue-engineered constructs have immense potential as autologous grafts for wound healing. Despite the rapid advancement in fabrication technology, the major limitation is controlling angiogenesis within these constructs to form a vascular network....

  • Article
  • Open Access
18 Citations
4,230 Views
10 Pages

Wool Keratin-Based Nanofibres—In Vitro Validation

  • Diego Omar Sanchez Ramirez,
  • Iriczalli Cruz-Maya,
  • Claudia Vineis,
  • Vincenzo Guarino,
  • Cinzia Tonetti and
  • Alessio Varesano

Protein-based nanofibres are commonly used in the biomedical field to support cell growth. For this study, the cell viability of wool keratin-based nanofibres was tested. Membranes were obtained by electrospinning using formic acid, hexafluoroisoprop...

  • Perspective
  • Open Access
6 Citations
3,631 Views
21 Pages

Back to the Cradle of Cytotherapy: Integrating a Century of Clinical Research and Biotechnology-Based Manufacturing for Modern Tissue-Specific Cellular Treatments in Switzerland

  • Alexis Laurent,
  • Philippe Abdel-Sayed,
  • Corinne Scaletta,
  • Philippe Laurent,
  • Elénie Laurent,
  • Murielle Michetti,
  • Anthony de Buys Roessingh,
  • Wassim Raffoul,
  • Nathalie Hirt-Burri and
  • Lee Ann Applegate

Empirically studied by Dr. Brown-Séquard in the late 1800s, cytotherapies were later democratized by Dr. Niehans during the twentieth century in Western Switzerland. Many local cultural landmarks around the Léman Riviera are reminiscent...

  • Review
  • Open Access
85 Citations
10,201 Views
18 Pages

An Update on Nickel-Titanium Rotary Instruments in Endodontics: Mechanical Characteristics, Testing and Future Perspective—An Overview

  • Alessio Zanza,
  • Maurilio D’Angelo,
  • Rodolfo Reda,
  • Gianluca Gambarini,
  • Luca Testarelli and
  • Dario Di Nardo

Since the introduction of Nickel-Titanium alloy as the material of choice for the manufacturing of endodontic rotary instruments, the success rate of the root canal therapies has been significantly increased. This success mainly arises from the prope...

  • Article
  • Open Access
11 Citations
3,699 Views
15 Pages

Attenuating Effect of Vitamin E against Silver Nano Particles Toxicity in Submandibular Salivary Glands

  • Mahmoud M. Bakr,
  • Mahmoud M. Al-Ankily,
  • Sara M. Shogaa and
  • Mohamed Shamel

Silver nanoparticles (AgNPs) are extensively used in many industries due to their superior antimicrobial properties. However, it is evident from many studies that AgNPs has cytotoxic potential through its effect on excessive formation of reactive oxy...

  • Review
  • Open Access
14 Citations
4,125 Views
20 Pages

Is Culture Expansion Necessary in Autologous Mesenchymal Stromal Cell Therapy to Obtain Superior Results in the Management of Knee Osteoarthritis?—Meta-Analysis of Randomized Controlled Trials

  • Sathish Muthu,
  • Randhi Rama Kartheek,
  • Naveen Jeyaraman,
  • Ramya Lakshmi Rajendran,
  • Manish Khanna,
  • Madhan Jeyaraman,
  • Rathinavelpandian Perunchezhian Packkyarathinam,
  • Prakash Gangadaran and
  • Byeong-Cheol Ahn

Study Design: Meta-analysis. Objectives: We aimed to analyze the impact of cultured expansion of autologous mesenchymal stromal cells (MSCs) in the management of osteoarthritis of the knee from randomized controlled trials (RCTs) available in the lit...

  • Technical Note
  • Open Access
3 Citations
2,949 Views
9 Pages

Computer-Guided Bone Biopsy: A Technical Note with the Description of a Clinical Case

  • Federica Altieri,
  • Giovanna Iezzi,
  • Valeria Luzzi,
  • Gianni Di Giorgio,
  • Antonella Polimeni and
  • Michele Cassetta

Aim: The aim of this technical note is to present a computer-aided design–computer-aided manufacturing (CAD–CAM) surgical guide to perform a computer-guided bone biopsy. Traditionally, to diagnose abnormal conditions affecting jawbone, a...

  • Review
  • Open Access
102 Citations
12,352 Views
26 Pages

Control of Blood Coagulation by Hemocompatible Material Surfaces—A Review

  • Janna Kuchinka,
  • Christian Willems,
  • Dmitry V. Telyshev and
  • Thomas Groth

Hemocompatibility of biomaterials in contact with the blood of patients is a prerequisite for the short- and long-term applications of medical devices such as cardiovascular stents, artificial heart valves, ventricular assist devices, catheters, bloo...

  • Article
  • Open Access
16 Citations
5,870 Views
13 Pages

The Interventricular Septum Is Biomechanically Distinct from the Ventricular Free Walls

  • Michael Nguyen-Truong,
  • Wenqiang Liu,
  • Courtney Doherty,
  • Kristen LeBar,
  • Kevin M. Labus,
  • Christian M. Puttlitz,
  • Jeremiah Easley,
  • Eric Monnet,
  • Adam Chicco and
  • Zhijie Wang

The interventricular septum contributes to the pumping function of both ventricles. However, unlike the ventricular wall, its mechanical behavior remains largely unknown. To fill the knowledge gap, this study aims to characterize the biaxial and tran...

  • Article
  • Open Access
2 Citations
3,412 Views
7 Pages

Peracetic Acid: A Practical Alternative to Formalin for Disinfection of Extracted Human Teeth

  • Riaz Ali,
  • Justin Bartholomew,
  • Randolph Coffey,
  • Caroline Carrico,
  • Todd Kitten and
  • Parthasarathy Madurantakam

Extracted human teeth provide the closest approximation to teeth in situ and play important roles in dental education and materials research. Since extracted teeth are potentially infectious, the Centers for Disease Control recommend their sterilizat...

  • Article
  • Open Access
4 Citations
3,621 Views
14 Pages

How Localized Z-Disc Damage Affects Force Generation and Gene Expression in Cardiomyocytes

  • Dominik Müller,
  • Sören Donath,
  • Emanuel Georg Brückner,
  • Santoshi Biswanath Devadas,
  • Fiene Daniel,
  • Lara Gentemann,
  • Robert Zweigerdt,
  • Alexander Heisterkamp and
  • Stefan Michael Klaus Kalies

The proper function of cardiomyocytes (CMs) is highly related to the Z-disc, which has a pivotal role in orchestrating the sarcomeric cytoskeletal function. To better understand Z-disc related cardiomyopathies, novel models of Z-disc damage have to b...

  • Article
  • Open Access
6 Citations
3,256 Views
14 Pages

Multiple methods (e.g., small molecules and antibodies) have been engineered to target specific proteins and signaling pathways in cancer. However, many mediators of the cancer phenotype are unknown and the ability to target these phenotypes would he...

  • Review
  • Open Access
17 Citations
6,464 Views
23 Pages

Though Alzheimer’s disease (AD) is the most common cause of dementia, complete disease-modifying treatments are yet to be fully attained. Until recently, transgenic mice constituted most in vitro model systems of AD used for preclinical drug sc...

  • Article
  • Open Access
1 Citations
3,886 Views
14 Pages

Second Generation of Tissue-Engineered Ligament Substitutes for Torn ACL Replacement: Adaptations for Clinical Applications

  • Franck Simon,
  • Jadson Moreira-Pereira,
  • Jean Lamontagne,
  • Rejean Cloutier,
  • Francine Goulet and
  • Stéphane Chabaud

The anterior cruciate ligament (ACL) of the knee joint is one of the strongest ligaments of the body and is often the target of traumatic injuries. Unfortunately, its healing potential is limited, and the surgical options for its replacement are freq...

  • Article
  • Open Access
19 Citations
5,427 Views
27 Pages

Metabolic and Transcriptional Changes across Osteogenic Differentiation of Mesenchymal Stromal Cells

  • Thora Bjorg Sigmarsdottir,
  • Sarah McGarrity,
  • Adrián López García de Lomana,
  • Aristotelis Kotronoulas,
  • Snaevar Sigurdsson,
  • James T. Yurkovich,
  • Ottar Rolfsson and
  • Olafur Eysteinn Sigurjonsson

Mesenchymal stromal cells (MSCs) are multipotent post-natal stem cells with applications in tissue engineering and regenerative medicine. MSCs can differentiate into osteoblasts, chondrocytes, or adipocytes, with functional differences in cells durin...

  • Article
  • Open Access
47 Citations
4,689 Views
18 Pages

Stroke is the biggest cause of adult disability and the third biggest cause of death in the US. Stroke is a medical emergency, and the treatment given in the early hours is important in shaping the patient’s long-term recovery and prognosis. De...

  • Article
  • Open Access
2 Citations
3,448 Views
17 Pages

Guided Self-Assembly of ES-Derived Lung Progenitors into Biomimetic Tube Structures That Impact Cell Differentiation

  • John P. Soleas,
  • Linwen Huang,
  • Elisa D’Arcangelo,
  • Maria Cristina Nostro,
  • Thomas K. Waddell,
  • Alison P. McGuigan and
  • Golnaz Karoubi

Chemically directed differentiation of pluripotent stem cells (PSCs) into defined cell types is a potent strategy for creating regenerative tissue models and cell therapies. In vitro observations suggest that physical cues can augment directed differ...

  • Article
  • Open Access
10 Citations
4,589 Views
33 Pages

Hybrid kinetic models, linking structured cell metabolic processes to the dynamics of macroscopic variables of the bioreactor, are more and more used in engineering evaluations to derive more precise predictions of the process dynamics under variable...

  • Review
  • Open Access
57 Citations
22,526 Views
27 Pages

Implantable Drug Delivery Systems and Foreign Body Reaction: Traversing the Current Clinical Landscape

  • Alexey Fayzullin,
  • Alesia Bakulina,
  • Karen Mikaelyan,
  • Anatoly Shekhter and
  • Anna Guller

Precise delivery of therapeutics to the target structures is essential for treatment efficiency and safety. Drug administration via conventional routes requires overcoming multiple transport barriers to achieve and maintain the local drug concentrati...

  • Article
  • Open Access
9 Citations
4,360 Views
24 Pages

Conductive Bioimprint Using Soft Lithography Technique Based on PEDOT:PSS for Biosensing

  • Nor Azila Abd. Wahid,
  • Azadeh Hashemi,
  • John J. Evans and
  • Maan M. Alkaisi

Culture platform surface topography plays an important role in the regulation of biological cell behaviour. Understanding the mechanisms behind the roles of surface topography in cell response are central to many developments in a Lab on a Chip, medi...

  • Technical Note
  • Open Access
15 Citations
5,437 Views
7 Pages

A Wireless Wearable Doppler Ultrasound Detects Changing Stroke Volume: Proof-of-Principle Comparison with Trans-Esophageal Echocardiography during Coronary Bypass Surgery

  • Jon-Émile Stuart Kenny,
  • Geoffrey Clarke,
  • Matt Myers,
  • Mai Elfarnawany,
  • Andrew M. Eibl,
  • Joseph K. Eibl,
  • Bhanu Nalla and
  • Rony Atoui

Background: A novel, wireless, ultrasound biosensor that adheres to the neck and measures real-time Doppler of the carotid artery may be a useful functional hemodynamic monitor. A unique experimental set-up during elective coronary artery bypass surg...

  • Article
  • Open Access
4 Citations
3,255 Views
10 Pages

Specificity Determining Positions (SDPs) are protein sites responsible for functional specificity within a family of homologous proteins. These positions are extracted from a family’s multiple sequence alignment and complement the fully conserv...

  • Review
  • Open Access
5 Citations
5,674 Views
29 Pages

The Effect of Diabetes Mellitus on IGF Axis and Stem Cell Mediated Regeneration of the Periodontium

  • Nancy M. S. Hussein,
  • Josie L. Meade,
  • Hemant Pandit,
  • Elena Jones and
  • Reem El-Gendy

Periodontitis and diabetes mellitus (DM) are two of the most common and challenging health problems worldwide and they affect each other mutually and adversely. Current periodontal therapies have unpredictable outcome in diabetic patients. Periodonta...

  • Review
  • Open Access
23 Citations
17,134 Views
27 Pages

Tissue Engineering Strategies for Treating Avascular Necrosis of the Femoral Head

  • Sumit Murab,
  • Teresa Hawk,
  • Alexander Snyder,
  • Sydney Herold,
  • Meghana Totapally and
  • Patrick W. Whitlock

Avascular necrosis (AVN) of the femoral head commonly leads to symptomatic osteoarthritis of the hip. In older patients, hip replacement is a viable option that restores the hip biomechanics and improves pain but in pediatric, adolescent, and young a...

  • Article
  • Open Access
5 Citations
4,443 Views
18 Pages

Anaerobic co-digestion (Co-AD) is used to increase the effectiveness of anaerobic digestion (AD) using local “wastes”, adding economic and environmental benefits. Since system stability is of existential importance for the operation of wa...

  • Article
  • Open Access
30 Citations
4,789 Views
12 Pages

Synergistic Effect of Magnetite and Bioelectrochemical Systems on Anaerobic Digestion

  • Nhlanganiso Ivan Madondo,
  • Emmanuel Kweinor Tetteh,
  • Sudesh Rathilal and
  • Babatunde Femi Bakare

Conventionally, the anaerobic digestion of industrial effluent to biogas constitutes less than 65% methane, which warrants its potential methanation to mitigate carbon dioxide and other anthropogenic gas emissions. The performance of the anaerobic di...

  • Article
  • Open Access
8 Citations
4,206 Views
14 Pages

Biocompatible Customized 3D Bone Scaffolds Treated with CRFP, an Osteogenic Peptide

  • Vamiq M. Mustahsan,
  • Amith Anugu,
  • David E. Komatsu,
  • Imin Kao and
  • Srinivas Pentyala

Background: Currently used synthetic bone graft substitutes (BGS) are either too weak to bear the principal load or if metallic, they can support loading, but can lead to stress shielding and are unable to integrate fully. In this study, we developed...

  • Article
  • Open Access
13 Citations
3,424 Views
13 Pages

Development of Cellular and Enzymatic Bioluminescent Assay Systems to Study Low-Dose Effects of Thorium

  • Olga V. Kolesnik,
  • Tatiana V. Rozhko,
  • Maria A. Lapina,
  • Vladislav S. Solovyev,
  • Anna S. Sachkova and
  • Nadezhda S. Kudryasheva

Thorium is one of the most widespread radioactive elements in natural ecosystems, along with uranium, it is the most important source of nuclear energy. However, the effects of thorium on living organisms have not been thoroughly studied. Marine lumi...

  • Article
  • Open Access
11 Citations
5,224 Views
11 Pages

Does Multi-Fiber-Reinforced Composite-Post Influence the Filling Ability and the Bond Strength in Root Canal?

  • Naji Kharouf,
  • Salvatore Sauro,
  • Hamdi Jmal,
  • Ammar Eid,
  • Mohamed Karrout,
  • Nadia Bahlouli,
  • Youssef Haikel and
  • Davide Mancino

The purpose of the present in vitro study was to investigate the bond strength of root canal dentin and the filling ability of a new multi-fiber-reinforced composite post (mFRC) compared to a conventional single fiber-reinforced-composite post (sFRC)...

  • Article
  • Open Access
5 Citations
4,191 Views
11 Pages

Versatile Covalent Postsynthetic Modification of Metal Organic Frameworks via Thermal Condensation for Fluoride Sensing in Waters

  • Eugenio Hernan Otal,
  • Manuela Leticia Kim,
  • Yoshiyuki Hattori,
  • Yu Kitazawa,
  • Juan Paulo Hinestroza and
  • Mutsumi Kimura

Having access to safe drinking water is one of the 17 sustainable development goals defined by the United Nations (UN). However, many settlements around the globe have limited access to drinkable water due to non-anthropogenic pollution of the water...

  • Article
  • Open Access
23 Citations
5,179 Views
13 Pages

Topical Allopurinol-Loaded Nanostructured Lipid Carriers: A Novel Approach for Wound Healing Management

  • Carla Varrica,
  • Manuela Carvalheiro,
  • Catarina Faria-Silva,
  • Carla Eleutério,
  • Giuseppina Sandri and
  • Sandra Simões

Nanostructured lipid carriers (NLC) have been widely studied as delivery systems for a variety of routes, including the skin. Their composition results in an imperfect lipid matrix, allowing increased drug encapsulation. Allopurinol (AP), a xanthine...

  • Article
  • Open Access
3 Citations
3,560 Views
11 Pages

Improving the Efficacy of Deep-Learning Models for Heart Beat Detection on Heterogeneous Datasets

  • Andrea Bizzego,
  • Giulio Gabrieli,
  • Michelle Jin Yee Neoh and
  • Gianluca Esposito

Deep learning (DL) has greatly contributed to bioelectric signal processing, in particular to extract physiological markers. However, the efficacy and applicability of the results proposed in the literature is often constrained to the population repr...

  • Article
  • Open Access
8 Citations
3,687 Views
32 Pages

Dynamic lung imaging is a major application of Electrical Impedance Tomography (EIT) due to EIT’s exceptional temporal resolution, low cost and absence of radiation. EIT however lacks in spatial resolution and the image reconstruction is very s...

  • Article
  • Open Access
8 Citations
4,737 Views
12 Pages

Preclinical Efficacy of Pro- and Anti-Angiogenic Peptide Hydrogels to Treat Age-Related Macular Degeneration

  • Amanda Acevedo-Jake,
  • Siyu Shi,
  • Zain Siddiqui,
  • Sreya Sanyal,
  • Rebecca Schur,
  • Simon Kaja,
  • Alex Yuan and
  • Vivek A. Kumar

Pro-angiogenic and anti-angiogenic peptide hydrogels were evaluated against the standard of care wet age-related macular degeneration (AMD) therapy, Aflibercept (Eylea®). AMD was modeled in rats (laser-induced choroidal neovascularization (CNV) m...

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Bioengineering - ISSN 2306-5354