Results 111 to 120 of about 12,280 (281)

Enhanced cleavage of type II collagen by collagenases in osteoarthritic articular cartilage

open access: yes, 1997
Billinghurst RC, Dahlberg L, Ionescu M, et al. Enhanced cleavage of type II collagen by collagenases in osteoarthritic articular cartilage. JOURNAL OF CLINICAL INVESTIGATION.
Billinghurst, RC   +25 more
core   +1 more source

Targeting Peptostreptococcus anaerobius with an Iron‐Based Nanozyme Reverses Ferroptosis Resistance and Enhances Antitumor Immunity in Colorectal Cancer

open access: yesAdvanced Science, EarlyView.
An iron‐based nanozyme selectively eliminates intratumoral P. anaerobius while catalytically generating ROS to induce ferroptosis, synergistically suppressing colorectal cancer growth and activating anti‐tumor immunity through immunogenic cell death. ABSTRACT The intratumoral microbiota is a critical determinant of therapeutic outcomes in colorectal ...
Yinghao Cao   +11 more
wiley   +1 more source

Agnuside Stabilizes the Complex I Assembly Factor NDUFAF6 to Reinforce Mitochondrial Efficiency and Thermogenic Responsiveness

open access: yesAdvanced Science, EarlyView.
ABSTRACT Brown and beige adipocytes dissipate energy as heat, yet effective strategies to enhance their mitochondrial efficiency remain limited. Here, we identify Agnuside (AGN) as a selective stabilizer of the complex I assembly factor NDUFAF6. AGN directly binds cytosolic NDUFAF6, suppresses its ubiquitination, prolongs its half‐life, and facilitates
Qingwen Zhao   +7 more
wiley   +1 more source

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

STRUCTURAL IMPLICATIONS FOR THE ROLE OF THE N-TERMINUS IN THE SUPERACTIVATION OF COLLAGENASES - A CRYSTALLOGRAPHIC STUDY

open access: yes, 1994
REINEMER P, GRAMS F, HUBER R, et al. STRUCTURAL IMPLICATIONS FOR THE ROLE OF THE N-TERMINUS IN THE SUPERACTIVATION OF COLLAGENASES - A CRYSTALLOGRAPHIC STUDY. FEBS LETTERS.
Piper, Michael   +22 more
core   +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

Production of marine microbial collagenases in cultured plant cells

open access: yes
The fishing and seafood industries play a key role in the Portuguese economy. However, the by products of these industries are currently discarded, despite their high potential for the production of valuable compounds due to their high collagen content ...
Santos, Sofia Rebelo Azevedo dos
core  

PET Imaging of Cardiac Inflammation in Viral Myocarditis Using a DPP4‐Targeted Probe

open access: yesAdvanced Science, EarlyView.
This study describes a DPP4‐targeted PET probe for imaging myocardial inflammation by selectively targeting activated immune cells. Derived from the clinically approved small‐molecule inhibitor linagliptin, the probe demonstrates favorable biodistribution with specific cardiac uptake in myocarditis.
Wanhao Gao   +14 more
wiley   +1 more source

Polycystic kidney disease-like domains of clostridial collagenases and their role in collagen recruitment

open access: yes, 2011
Bacterial collagenases exhibit a multimodular domain organization. While the N-terminal collagenase unit harbors the catalytic zinc and suffices to degrade peptidic substrates, collagen substrates come in different types, explaining the requirement for ...
Hans Brandstetter   +3 more
core   +1 more source

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