Results 51 to 60 of about 30,609,190 (316)

How IGF-1 activates its receptor [PDF]

open access: yesJournal of Cell Communication and Signaling, 2015
This study presents a new model for IGF-I receptor activation in which the transmembrane domains are held apart until ligand binding brings them together in an activated state.
openaire   +2 more sources

Effects of In Ovo Vitamin D3 Injection on Subsequent Growth of Broilers

open access: yesThe Journal of Poultry Science, 2019
This study was conducted to investigate the influence of in ovo vitamin D3 (Vit D3) administration on growth of broiler chickens when Vit D3 was dissolved in soybean oil.
Takehiko Hayakawa   +2 more
doaj   +1 more source

Conditional VHL gene deletion causes hypoglycemic death associated with disproportionately increased glucose uptake by hepatocytes through an upregulated IGF-I receptor. [PDF]

open access: yesPLoS ONE, 2013
Our conditional VHL knockout (VHL-KO) mice, having VHL gene deletion induced by tamoxifen, developed severe hypoglycemia associated with disproportionately increased storage of PAS-positive substances in the liver and resulted in the death of these mice.
Atsushi Kurabayashi   +5 more
doaj   +1 more source

Understanding the mechanism of insulin and insulin-like growth factor (IGF) receptor activation by IGF-II. [PDF]

open access: yesPLoS ONE, 2011
BACKGROUND: Insulin-like growth factor-II (IGF-II) promotes cell proliferation and survival and plays an important role in normal fetal development and placental function.
Clair L Alvino   +6 more
doaj   +1 more source

Growth Hormone/Insulin Growth Factor Axis in Sex Steroid Associated Disorders and Related Cancers

open access: yesFrontiers in Cell and Developmental Biology, 2021
To date, almost all solid malignancies have implicated insulin-like growth factor (IGF) signalling as a driver of tumour growth. However, the remarkable level of crosstalk between sex hormones, the IGF-1 receptor (IGF-1R) and its ligands IGF-1 and 2 in ...
Rachel Bleach   +3 more
doaj   +1 more source

IGF-1 receptor regulates dynamic changes in neuronal polarity during cerebral cortical migration

open access: yesScientific Reports, 2017
During cortical development, neurons undergo polarization, oriented migration and layer-type differentiation. The biological and biochemical mechanisms underlying these processes are not completely understood.
Alvaro F. Nieto Guil   +6 more
doaj   +1 more source

Activation of Akt by advanced glycation end products (AGEs): involvement of IGF-1 receptor and caveolin-1. [PDF]

open access: yesPLoS ONE, 2013
Diabetes is characterized by chronic hyperglycemia, which in turn facilitates the formation of advanced glycation end products (AGEs). AGEs activate signaling proteins such as Src, Akt and ERK1/2.
Su-Jung Yang   +7 more
doaj   +1 more source

The Role of Insulin and Insulin-like Growth Factors in the Increased Risk of Cancer in Diabetes

open access: yesRambam Maimonides Medical Journal, 2011
Patients with type 2 diabetes (T2D) are at increased risk of developing cancer. This evidence arises from numerous epidemiologic studies that relate a positive association between T2D and cancer. In-vitro and several in-vivo experiments have attempted to
Derek LeRoith   +2 more
doaj   +1 more source

Initiation of muscle protein synthesis was unrelated to simultaneously upregulated local production of IGF-1 by amino acids in non-proliferating L6 muscle cells.

open access: yesPLoS ONE, 2022
BackgroundIGF-1 is considered an important regulator of muscle protein synthesis. However, its role in stimulation of muscle protein synthesis by amino acids (AA) is not clear, despite pronounced alterations in IGF-1 mRNA expression and signaling in ...
Britt-Marie Iresjö   +2 more
doaj   +1 more source

IGF-1 receptor activity in the Golgi of migratory cancer cells depends on adhesion-dependent phosphorylation of Tyr1250 and Tyr1251 [PDF]

open access: yes, 2020
Although insulin-like growth factor 1 (IGF-1) signaling promotes tumor growth and cancer progression, therapies that target the IGF-1 receptor (IGF-1R) have shown poor clinical efficacy.
Stanicka, Joanna   +7 more
core   +1 more source

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