Results 11 to 20 of about 60,949 (235)

Activins and activin antagonists in hepatocellular carcinoma [PDF]

open access: yesWorld Journal of Gastroenterology, 2008
In many parts of the world hepatocellular carcinoma (HCC) is among the leading causes of cancer-related mortality but the underlying molecular pathology is still insufficiently understood. There is increasing evidence that activins, which are members of the transforming growth factor beta (TGFbeta) superfamily of growth and differentiation factors ...
Alev, Deli   +8 more
openaire   +2 more sources

Multiomics identifies the link between intratumor steatosis and the exhausted tumor immune microenvironment in hepatocellular carcinoma

open access: yesHepatology, EarlyView., 2022
Steatotic HCC can be diagnosed by MRI and forms a pro‐tumor immune microenvironment with high expression of PD‐L1, M2 polarization of macrophages and activation of CAFs, which may be a good target for combined immunotherapy. Abstract Background and Aims Immunotherapy has become the standard‐of‐care treatment for hepatocellular carcinoma (HCC), but its ...
Hiroki Murai   +29 more
wiley   +1 more source

ALK1 controls hepatic vessel formation, angiodiversity, and angiocrine functions in hereditary hemorrhagic telangiectasia of the liver

open access: yesHepatology, EarlyView., 2022
Hepatic endothelial Alk1 signaling protects from development of vascular malformations while maintaining organ‐specific endothelial differentiation and angiocrine portmanteau of the names Wingless and Int‐1 signaling. Abstract Background and Aims In hereditary hemorrhagic telangiectasia (HHT), severe liver vascular malformations are associated with ...
Christian David Schmid   +20 more
wiley   +1 more source

Antagonism of Activin by Activin Chimeras [PDF]

open access: yes, 2011
Activins are pluripotent hormones/growth factors that belong to the TGF-β superfamily of growth and differentiation factors (GDFs). They play a role in cell growth, differentiation and apoptosis, endocrine function, metabolism, wound repair, immune responses, homeostasis, mesoderm induction, bone growth, and many other biological processes.
Uwe, Muenster   +4 more
openaire   +2 more sources

Downregulation of Organ-Derived Activin A Attenuates Muscle Atrophy and Intramuscular Fat Infiltration in Cancer Cachexia Mice. [PDF]

open access: yesJ Cachexia Sarcopenia Muscle
ABSTRACT Background Cancer cachexia is a multifactorial wasting syndrome marked by profound skeletal muscle loss. Tumours can release high levels of Activin A (ActA), which activates the ubiquitin‐proteasome pathway (UPP) and drives muscle wasting.
Wang C   +14 more
europepmc   +2 more sources

Activin A directly impairs human cardiomyocyte contractile function indicating a potential role in heart failure development

open access: yesFrontiers in Cardiovascular Medicine, 2022
Activin A has been linked to cardiac dysfunction in aging and disease, with elevated circulating levels found in patients with hypertension, atherosclerosis, and heart failure.
Scott MacDonnell   +17 more
doaj   +1 more source

Dual Roles of the Activin Signaling Pathway in Pancreatic Cancer

open access: yesBiomedicines, 2021
Activin, a member of the TGF-β superfamily, is involved in many physiological processes, such as embryonic development and follicle development, as well as in multiple human diseases including cancer.
Wanglong Qiu   +3 more
doaj   +1 more source

The mechanical stimulation of myotubes counteracts the effects of tumor-derived factors through the modulation of the activin/follistatin ratio [PDF]

open access: yes, 2019
Activin negatively affects muscle fibers and progenitor cells in aging (sarcopenia) and in chronic diseases characterized by severe muscle wasting (cachexia). High circulating activin levels predict poor survival in cancer patients. However, the relative
Adamo, Sergio   +8 more
core   +1 more source

Activin and TGFβ use diverging mitogenic signaling in advanced colon cancer. [PDF]

open access: yes, 2015
BackgroundUnderstanding cell signaling pathways that contribute to metastatic colon cancer is critical to risk stratification in the era of personalized therapeutics.
Akagi, Naomi   +9 more
core   +2 more sources

Activins and Activin Receptors in Cell Growth

open access: yesExperimental Biology and Medicine, 1997
Activin and inhibin, members of transforming growth factor-beta (TGFbeta) superfamily, have diverse and widespread effects within living organisms at many stages during growth and development. From the initial isolation of these growth factors based on their effects of FSH secretion, the study of these factors, as well as of the activin-binding protein
S Y, Ying   +5 more
openaire   +2 more sources

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