Results 111 to 120 of about 635,202 (354)

Transparent Inorganic–Organic Bilayer Neural Electrode Array and Integration to Miniscope System for In Vivo Calcium Imaging and Electrophysiology

open access: yesAdvanced Functional Materials, EarlyView.
This study presents the BioCLEAR system, a highly transparent and conductive neural electrode array composed of silver nanowires (AgNWs) and doped PEDOT:PSS, enabling neural recordings with minimal optical artifacts. When integrated with a GRIN lens, this cost‐effective neural implant allows simultaneous electrophysiological recording and GCaMP6‐based ...
Dongjun Han   +17 more
wiley   +1 more source

The impact of exercise on growth factors in postmenopausal women: a systematic review and meta-analysis

open access: yesBMC Women's Health
Background Aging results in many changes in health status, body composition, muscle strength, and, ultimately, functional capacity. These changes coincide with significant alterations in the endocrine system, such as insulin-like growth factor-1 (IGF-1 ...
Yasaman Nasir   +3 more
doaj   +1 more source

Expression of recombinant human insulin-like growth factor type 1 (rhiGF-1) in Escherichia Coli [PDF]

open access: yes, 2015
Background: Human insulin-like growth factor type 1 (hIGF-1) is a protein consisting of 70 amino acids (MW=7.6 kDa) and mainly synthesized by liver.
Gharanjik, V.   +4 more
core  

Implementation of Drug‐Induced Rhabdomyolysis and Acute Kidney Injury in Microphysiological System

open access: yesAdvanced Functional Materials, EarlyView.
A modular Muscle–Kidney proximal tubule‐on‐a‐chip integrates 3D skeletal muscle and renal proximal tubule tissues to model drug‐induced rhabdomyolysis and acute kidney injury. The coculture system enables dynamic tissue interaction, functional contraction monitoring, and quantification of nephrotoxicity, revealing drug side effect‐induced metabolic ...
Jaesang Kim   +4 more
wiley   +1 more source

Causal associations between the insulin-like growth factor family and sarcopenia: a bidirectional Mendelian randomization study

open access: yesFrontiers in Endocrinology
ObjectiveInsulin-like growth factor (IGF) is closely associated with sarcopenia, yet the causal relationship of this association remains unclear.
Jili Liu   +5 more
doaj   +1 more source

Astrocytic Insulin-Like Growth Factor-1 Protects Neurons Against Excitotoxicity

open access: yesFrontiers in Cellular Neuroscience, 2019
BackgroundExogenous insulin like growth factor-1 (IGF-1) is known to be neuroprotective in animal models with brain insults, while it can also cause hyperexcitability in rodents.
Wei Chen   +4 more
doaj   +1 more source

Insulin-like growth factor-1 and childhood cancer risk

open access: yesOncology Letters, 2010
Overexpression of growth factors and/or their receptors is a common event in malignancy and provides the underlying mechanisms for one of the hallmarks of cancer, uncontrolled proliferation. Mounting evidence suggests that IGF-1 is involved in the pathogenesis and progression of different types of human cancer such as colon, breast, prostate and lung ...
Mohamed, Badr   +3 more
openaire   +3 more sources

Region‐to‐Region Unidirectional Connection In Vitro Brain Model for Studying Directional Propagation of Neuropathologies

open access: yesAdvanced Functional Materials, EarlyView.
A unidirectional cerebral organoid–organoid neural circuit is established using a microfluidic platform, enabling controlled directional propagation of electrical signals, neuroinflammatory cues, and neurodegenerative disease–related proteins between spatially separated organoids.
Kyeong Seob Hwang   +9 more
wiley   +1 more source

Seasonal Patterns in Growth Hormone, Insulin and Insulin-like Growth Factor-1 in Female Muskoxen

open access: yesRangifer, 1997
Over a year, mean serum growth hormone concentrations ranged from 0.5 to 3 ng/ml in tame muskoxen with the lowest values and fewest pulses between October and January. Serum insulin ranged from 0.25 to 0.92 ng/ml, with minima in summer. There were marked
Jan Z. Adamczewski   +3 more
doaj   +1 more source

Insulin‐like growth factor‐1 and site‐specific cancers: A Mendelian randomization study

open access: yesCancer Medicine, 2020
Insulin‐like growth factor‐1 (IGF‐1) is involved in several processes relevant to carcinogenesis. We used 416 single‐nucleotide polymorphisms robustly associated with serum IGF‐1 levels to assess the potential causal associations between this hormone and
Susanna C. Larsson   +5 more
doaj   +1 more source

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