Results 71 to 80 of about 354,557 (333)

ADAM and ADAMTS Family Proteins and Snake Venom Metalloproteinases: A Structural Overview

open access: yesToxins, 2016
A disintegrin and metalloproteinase (ADAM) family proteins constitute a major class of membrane-anchored multidomain proteinases that are responsible for the shedding of cell-surface protein ectodomains, including the latent forms of growth factors ...
Soichi Takeda
doaj   +1 more source

Modulation of autocrine TNF-α-stimulated matrix metalloproteinase 9 (MMP-9) expression by mitogenactivated protein kinases in THP-1 monocytic cells [PDF]

open access: yes, 2006
Matrix metalloproteinase 9 (MMP-9) is implicated in various physiological processes by its ability to degrade the extracellular matrix (ECM) and process multiple regulatory proteins. Normally, MMP-9 expression is tightly controlled in cells. Sustained or
Bogoyevitch   +13 more
core   +1 more source

Tumor‐stromal crosstalk and macrophage enrichment are associated with chemotherapy response in bladder cancer

open access: yesFEBS Open Bio, EarlyView.
Chemoresistance in bladder cancer: Macrophage recruitment associated with CXCL1, CXCL5 and CXCL8 expression is characteristic of Gemcitabine/Cisplatin (Gem/Cis) Non‐Responder tumors (right side) while Responder tumors did not show substantial tumor‐stromal crosstalk (left side). All biological icons are attributed to Bioicons: carcinoma, cancerous‐cell‐
Sophie Leypold   +11 more
wiley   +1 more source

A novel monomeric amyloid β-activated signaling pathway regulates brain development via inhibition of microglia

open access: yeseLife
Amyloid β (Aβ) forms aggregates in the Alzheimer’s disease brain and is well known for its pathological roles. Recent studies show that it also regulates neuronal physiology in the healthy brain.
Hyo Jun Kwon, Devi Santhosh, Zhen Huang
doaj   +1 more source

Progestin and Nuclear Progestin Receptor Are Essential for Upregulation of Metalloproteinase in Zebrafish Preovulatory Follicles

open access: yesFrontiers in Endocrinology, 2018
Ovulation requires proteinases to promote the rupture of ovarian follicles. However, the identity of these proteinases remains unclear. In our previous studies using RNA-seq analysis of differential expressed genes, we found significant down-regulation ...
Dong Teng Liu   +7 more
doaj   +1 more source

Increased expression of matrix metalloproteinase-9 in patients with temporal lobe epilepsy [PDF]

open access: yes, 2014
Aim: The molecular mechanism of epileptogenesis in temporal lobe epilepsy is still unclear. Experimental studies have suggested that matrix metalloproteinases have important roles in this process, but human studies are limited.
Acar, Feridun   +3 more
core   +1 more source

The role of lipid metabolism in neuronal senescence

open access: yesFEBS Open Bio, EarlyView.
Disrupted lipid metabolism, through alterations in lipid species or lipid droplet accumulation, can drive neuronal senescence. However, lipid dyshomeostasis can also occur alongside neuronal senescence, further amplifying tissue damage. Delineating how lipid‐induced senescence emerges in neurons and glial cells, and how it contributes to ageing and ...
Dikaia Tsagkari   +2 more
wiley   +1 more source

Isolation, characterization, and expression of the Montivipera raddei (Caucasus viper) venom metalloprotease-like protein

open access: yesResearch in Pharmaceutical Sciences
Background and purpose: Snake venom contains numerous proteolytic enzymes, including metalloproteases. This study aimed to isolate, characterize the metalloproteinase from Montivipera raddei venom and insert its cDNA into a host cell genome for ...
Zohreh Jafari   +4 more
doaj   +1 more source

The Aging Blood: Cellular Origins, Circulating Drivers, and Therapeutic Potential

open access: yesAging and Cancer, EarlyView.
As a conduit linking all organs, the blood system both reflects and actively drives systemic aging. This review highlights how circulating pro‐aging and antiaging factors and age‐associated hematopoietic stem cell dysfunction contribute to immunosenescence and multi‐organ decline, positioning the hematopoietic system as a target for aging intervention.
Hanqing He, Jianwei Wang
wiley   +1 more source

Strophanthus sarmentosus Extracts and the Strophanthus Cardenolide Ouabain Inhibit Snake Venom Proteases from Echis ocellatus

open access: yesMolecules
Strophanthus sarmentosus is recognised for various ethnomedicinal applications, including treatment after snakebites. However, only limited scientific evidence exists on its antivenomous capabilities.
Julius Abiola   +4 more
doaj   +1 more source

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