Results 71 to 80 of about 2,064,575 (292)

PLL‐g‐HPA Hydrogel Microneedles Loaded With Rhoifolin Target Macrophages to Alleviate Fibroblast Senescence for Diabetic Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
Diabetic wound healing is hindered by a pathological crosstalk wherein elevated IL‐11 induces M1 macrophage polarization, leading to IL‐1β/IL‐6 release and subsequent fibroblast senescence via RAS/p38MAPK/p53/E2F1 signaling. Here, we develop a Gel@M‐Rho microneedle patch that delivers rhoifolin‐loaded, macrophage membrane‐coated nanoparticles to target
Jiewen Liao   +10 more
wiley   +1 more source

Water‐Activated Phospholipid Phase‐Separation Gel as an Immunomodulatory Anti‐Adhesion Barrier for Postoperative Adhesion Prevention

open access: yesAdvanced Healthcare Materials, EarlyView.
A water‐activated phospholipid phase‐separation gel is repurposed as a drug‐free surgical barrier for postoperative adhesion prevention. Propylene glycol promotes rapid lamellar gel reinforcement, prolonged local retention, and tissue coverage, while phosphatidylcholine‐mediated immunomodulation suppresses inflammatory and fibrotic responses. This dual‐
Jong‐Ju Lee   +6 more
wiley   +1 more source

The epidemiology of infertility: measurement, prevalence and an investigation of early life and reproductive risk factors [PDF]

open access: yes
Estimated to affect one in six couples in the UK, infertility is an issue of great public health importance. This thesis provides a critical overview of the methodological issues in defining and studying infertility, and investigates the epidemiology ...
Oakley, Laura Louise
core   +1 more source

CHANGES IN IMMUNOGLOBULINS LEVEL (ANTISPERMAL ANTIBODIES OF A AND G CLASSES) IN PATIENTS WITH INFERTILITY ASSOCIATED WITH THE THERAPY BY PROSPERMATOGENIC BIOSTIMULATORS

open access: yesМедицинский совет, 2017
Currently one of the problems presenting considerably clinical difficulties is the immune factor of the male infertility. In the structure of reasons of the male infertility, according to various literature sources, the immune factor is present in 5-15 ...
A. A. Kamalov, D. A. Okhobytov
doaj   +1 more source

Self‐Healing Hydrogel‐Enabled Modular Assembly of Bilayered Skin Construct for Hair Follicle Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
Self‐healing assembly of two cell‐laden hydrogel layers creates a biomimetic skin construct that restores both dermal and epidermal functions, resulting in accelerated wound healing and enhanced hair follicle regeneration in a full‐thickness skin wound model. ABSTRACT Alopecia remains a pervasive clinical challenge, largely owing to the limited ability
JaeWook Park   +5 more
wiley   +1 more source

Ionizable Lipid‐Dependent Optimization of Steroid Lipid Nanoparticles With Tunable Immunomodulatory Properties

open access: yesAdvanced Materials, EarlyView.
A novel engineering strategy that establishes material design principles for incorporating anti‐inflammatory steroids into lipid nanoparticles to reduce LNP‐induced inflammation while retaining mRNA delivery. Results are validated in vitro and in three animal models of inflammation and autoimmunity in vivo.
Ajay S. Thatte   +21 more
wiley   +1 more source

Diagnosing male infertility

open access: yesBMJ, 2018
### What you need to know Around 1 in 7 couples in the UK1 seek treatment for infertility when they are unable to conceive, despite regular unprotected intercourse. Male infertility describes any factor in men that may prevent a couple from becoming pregnant. In nearly half of infertility cases, the male partner has suboptimal sperm parameters.23 Some
Wall, J, Jayasena, CN
openaire   +4 more sources

Tumbling Magnetic Microrobots for Targeted In Vivo Drug Delivery in the GI Tract

open access: yesAdvanced Robotics Research, EarlyView.
We introduce a microrobot design and integrated system for on‐demand targeted drug release in the gastrointestinal tract. The microrobot has an embedded magnet for actuation with external magnetic fields and is visualized in real time using ultrasound. It has two drug release ports sealed with a thermally sensitive wax. Local heating of the wax using a
Aaron C. Davis   +7 more
wiley   +1 more source

A Rare Cause of Male Infertility: Mixed Gonadal Dysgenesis

open access: yes
Infertility is a significant health problem that affects many couples in the reproductive age range globally. While only the male factor is responsible for 20%-30% of cases of infertility, contributing to a further 20%.
Barış Paksoy   +2 more
core   +1 more source

Infertility Treatment in Clinical Practice

open access: yes, 2021
This thesis is about male and female infertility causes and how to treat them. Nowadays, infertility is a very big issue. This thesis provides insight into this problem as well as into its solution.általános orvosangolegységes ...
Konotoptseva, Yuliya
core  

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