Results 111 to 120 of about 1,232,153 (317)

Inhibitory effect of magnetic Fe3O4 nanoparticles coloaded with homoharringtonine on human leukemia cells in vivo and in vitro

open access: yes, 2016
Meiyu Chen,1–3,* Fei Xiong,4,5,* Liang Ma,1–3,* Hong Yao,1–3 Qinrong Wang,1–3 Lijun Wen,1–3 Qian Wang,1–3 Ning Gu,4,5 Suning Chen1–3 1Jiangsu Institute of Hematology, The First Affiliated Hospital of Soochow ...
Ma L   +7 more
core  

The Inhibitory Effect of Gallic Acid on Human Serum Cholinesterase

open access: yes, 2017
The dried fruit peel of pomegranate in Punicaceae family was fractionated chromatographically on Sephadex-LH-20 column .Gallic acid (trihydroxybenzoic acid) and its related galloyl esters such as gallotannin(i.e.
Methal A. Ali   +2 more
core   +1 more source

Kinetic-Spectrophotometric Determination of Thiocyanate Based on Its Inhibitory Effect on the Oxidation of Pyrogallol Red by Bromate [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 1994
A kinetic spectrophotometric method for rapid measurement of thiocyanate in serum, urine and sewage water with no need for removed of interfering substances in described.
Ali Asghar Ensafi   +1 more
doaj  

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

The inhibitory effect of intestinal bacterial metabolite of ginsenosides on CYP3A activity

open access: yes, 2004
The intestinal bacterial metabolites of ginsenosides are responsible for the main pharmacological activities of ginseng. The purpose of this study was to find whether these metabolites influence hepatic metabolic enzymes and to predict the potential for ...
Liu, Y   +5 more
core  

HIV-1 protease inhibitory effects of medicinal plants used as self medication by AIDS patients [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2003
Thirty-six chloroform-, methanol-, and water- extracts of some plants used as self mediciation by AIDS patients were investigated for their HIV-1 protease (HIV-1 PR) inhibitory activities.
Sopa Kummee   +2 more
doaj  

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

The Inhibitory Effect of Dopamine on Cat Gastric Smooth Muscle

open access: yes, 1992
The inhibitory effect of dopamine has been studied in longitudinal and circular muscle strips of the cat gastric fundus. When tone was raised by transmural electrical stimulation and by administration of methacholine, dopamine concentration-dependently ...
R A Lefebvre
core   +1 more source

Proanthocyanidin-containing polyphenol extracts from fruits prevent the inhibitory effect of hydrogen sulfide on human colonocyte oxygen consumption [PDF]

open access: yes, 2018
Hydrogen sulfide (H2S), a metabolic end product synthesized by the microbiota from l-cysteine, has been shown to act at low micromolar concentration as a mineral oxidative substrate in colonocytes while acting as an inhibitor of oxygen consumption at ...
Carrasco-Pozo, Catalina   +24 more
core   +1 more source

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

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