Results 131 to 140 of about 521,445 (357)

Articular contact in a three-dimensional model of the knee [PDF]

open access: yes, 1991
This study is aimed at the analysis of articular contact in a three-dimensional mathematical model of the human knee-joint. In particular the effect of articular contact on the passive motion characteristics is assessed in relation to experimentally ...
Ahmed   +37 more
core   +4 more sources

Strong and Fatigue‐Resistant Hydrogels via Poor Solvent Evaporation Assisted Hot‐Stretching for Tendon Repair

open access: yesAdvanced Science, EarlyView.
An anisotropic hydrogel (AHs) is prepared in this study. The strength of AHs can reach up to 33.14 ± 2.05 MPa, and it exhibits unique defect‐insensitive characteristics. Cracks can only deflect along the fiber alignment direction, demonstrating an interesting self‐protection function.
Huamin Li   +11 more
wiley   +1 more source

Plasma Amino Acid Concentrations After the Ingestion of Dairy and Collagen Proteins, in Healthy Active Males

open access: yesFrontiers in Nutrition, 2019
Introduction: Recent evidence suggests that the consumption of essential amino acids (AA) and/or those abundantly present in collagen may have the capacity to influence the synthesis of new collagen in ligaments and tendons, when tissue perfusion is ...
Rebekah D. Alcock   +5 more
doaj   +1 more source

DNA Origami‐Based CD44‐Targeted Therapy Silences Stat3 Enhances Cartilage Regeneration and Alleviates Osteoarthritis Progression

open access: yesAdvanced Science, EarlyView.
This study develops a cartilage‐targeted DNA origami system (OCS) that protects and delivers si‐Stat3 to chondrocytes. OCS reduces MMP13 expression, enhances extracellular matrix stability, and lowers oxidative stress while improving cell survival. In vivo, OCS decreases cartilage degradation biomarkers and promotes tissue repair factors, demonstrating
Qi Lv   +8 more
wiley   +1 more source

Microflora and periodontal disease

open access: yesDental Research Journal, 2012
Background: Periodontitis is a disease that affects and destroys the tissues that support teeth. Tissue damage results from a prolonged inflammatory response to an ecological shift in the composition of subgingival biofilms.
Luca Scapoli   +7 more
doaj   +1 more source

Ulnar Collateral Ligament Reconstruction with Traditional Docking Compared to Novel Surgical Techniques [PDF]

open access: yes, 2019
Background: Ulnar Collateral Ligament Reconstruction (UCLR) is a surgical procedure on one of the main ligaments that provides normal stability for the elbow joint against excessive valgus stress.
Gallagher, Kaitlin   +3 more
core   +2 more sources

An Off‐the‐Shelf Artificial Blood Clot Hydrogel Neutralizing Multiple Proinflammatory Mediators for Pro‐Regenerative Periodontitis Treatment

open access: yesAdvanced Science, EarlyView.
CCS‐RSF@PRP hydrogel is engineered to structurally and functionally mimic the blood clot by integrating PPR, CCS, and RSF nanofibers through in situ activation of PRP. In a rat periodontitis model, CCS‐RSF@PRP hydrogel effectively promotes periodontal tissue repair, attributing to neutralizing the multiple proinflammatory mediators, thus rebuilding a ...
Yini Huangfu   +14 more
wiley   +1 more source

Multi‐Omics and ‐Organ Insights into Energy Metabolic Adaptations in Early Sepsis Onset

open access: yesAdvanced Science, EarlyView.
This study shows that patients at risk of sepsis have a distinct metabolite and lipid signature, including serine and aminoadipic acid, in their serum before clinical diagnosis. A mouse model of sepsis with a compatible serum signature reveals underlying metabolic changes, including mitochondrial adaptation, altered serine‐dependent purine metabolism ...
Lin‐Lin Xu   +9 more
wiley   +1 more source

Computational and AI‐Driven Design of Hydrogels for Bioelectronic Applications

open access: yesAdvanced Electronic Materials, EarlyView.
This review highlights the role of AI in advancing hydrogel design for bioelectronics, exploring natural, and synthetic gels tailored for applications like wound healing, biosensing, and tissue engineering. It emphasizes the synergy between hydrogels, electronics, and AI in creating responsive, multifunctional systems, showcasing recent innovations ...
Rebekah Finster   +2 more
wiley   +1 more source

Novel Porous Gold Microspheres Anisotropic Conductive Film (PGMS‐ACF) with High Compression Ratio for Flip Chip Packaging

open access: yesAdvanced Electronic Materials, EarlyView.
This research presents a novel method for preparing porous gold microspheres with controllable particle size. The method can overcome the long‐term challenge of manufacturing ultrafine (1–10 µm) porous gold conductive microspheres. Compared to commercial polymer composite conductive microspheres anisotropic conductive film (ACF), porous gold ...
Li Zhang   +6 more
wiley   +1 more source

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