Results 51 to 60 of about 64,315 (292)

Shape Memory Microneedle to Prevent Risks of Reproductive Hormone Therapy by Switching Sustained to Burst Release Under a Single Transdermal Insertion

open access: yesAdvanced Functional Materials, EarlyView.
A shape‐memory microneedle system enables reproductive hormone therapy through a single transdermal insertion. The X‐shaped device sustains follicle‐stimulating hormone release for three days, and mild heating restores the O shape to trigger burst human chorionic gonadotropin release.
Sungwoo Cho   +8 more
wiley   +1 more source

Transforming Growth Factor Beta Promotes Inflammation and Tumorigenesis in Smad4‐Deficient Intestinal Epithelium in a YAP‐Dependent Manner

open access: yesAdvanced Science, 2023
Transforming growth factor beta (TGF‐β), a multifunctional cytokine, plays critical roles in immune responses. However, the precise role of TGF‐β in colitis and colitis‐associated cancer remains poorly defined.
Liansheng Liu   +6 more
doaj   +1 more source

Aqueous Two‐Phase Bioinks for Discrete Packing and Compartmentalization of 3D Bioprinted Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
Aqueous two‐phase systems (ATPS) enable the formation of biomimetic interfaces crucial for tissue engineering. However, clinical translation remains limited by the challenge of precisely controlling cellular compartmentalization. Here, we developed ATPS biomaterial inks for 3D bioprinting allowing tuneable droplet formation via NaCl modulation.
Martina Marcotulli   +17 more
wiley   +1 more source

Mediadores químicos e resposta celular na colite induzida pelo DSS: papel dos mediadores lipídicos derivados do omega-3 na resolução da colite experimental [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas. Programa de Pós-Graduação em FarmacologiaAs doenças inflamatórias intestinais (IBD) representam um grupo de disfunções do trato gastrointestinal, que acometem ...
Bento, Allisson Freire
core  

Protective effect of morin on dextran sulfate sodium-induced colitis in mice by regulating the NF-κB pathway

open access: yes, 2022
The document is the original data of the manuscript titled "Protective effect of morin on dextran sulfate sodium-induced colitis in mice by regulating the NF-κB pathway".
Huazhi Liu (13801823)   +5 more
core   +1 more source

Perivascular Matrix Densification Dysregulates Angiogenesis and Activates Pro‐Inflammatory Endothelial Cells

open access: yesAdvanced Science, EarlyView.
Perivascular matrix densification promotes the emergence of aberrant endothelial tip cells (ATECs) that invade and persist within fibrotic microenvironments. Using in vivo lineage tracing and a human microvessel model, this study shows that fibrous matrix cues destabilize VE‐cadherin–mediated junctions to gate TGF‐β signaling, inducing a pro ...
Jingyi Xia   +17 more
wiley   +1 more source

Antiplatelet agents’-ticagrelol and eptifibatide-safety in experimental colitis in mice

open access: yesThe Turkish Journal of Gastroenterology, 2020
Background/Aims: To evaluate the side effects of two antiplatelet agents - ticagrelor and eptifibatide - in mice with experimentally-induced inflammatory bowel disease. Methods and Material: This study was designed as a controlled, animal, drug safety
Stanko S. Petrovic   +12 more
doaj   +1 more source

Involvement of lymphocytes in dextran sulfate sodium-induced experimental colitis

open access: yesWorld Journal of Gastroenterology, 2006
To investigate the roles of lymphocytes in the development of dextran sulfate sodium-induced colitis.Using various doses of dextran sulfate sodium (DSS), we induced colitis in wild-type B6 control and Rag-1 knockout (H-2b haplotype) mice, and evaluated the colitis in terms of symptomatic and histologic parameters, such as weight loss, survival ...
Tae Woon, Kim   +6 more
openaire   +2 more sources

PRMT1‐Mediated LDHA Methylation Drives STAT3 Lactylation to Orchestrate Intestinal Inflammation and Tumorigenesis

open access: yesAdvanced Science, EarlyView.
This study identifies an immunometabolic axis wherein SAM‐driven PRMT1 methylates LDHA, enhancing its activity. The resultant lactate induces STAT3 K709 lactylation, which stabilizes an active conformation to promote STAT3 phosphorylation and IL‐10 expression.
Hui Wang   +12 more
wiley   +1 more source

RNA Helicase DDX21 Controls CD4+ T Cell Proliferation and Promotes Inflammatory Bowel Disease via Translational Control

open access: yesAdvanced Science, EarlyView.
ABSTRACT Inflammatory bowel disease (IBD) is characterized by dysregulated T cell responses. RNA helicases, including DExD‐box helicase 21 (DDX21), are pivotal in RNA metabolism, but their role in T cell‐mediated pathology during IBD remains unclear. Here, we demonstrate that DDX21 expression in CD4+ T cells correlates with cell cycle and translation ...
Yujuan Zhang   +11 more
wiley   +1 more source

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