Results 51 to 60 of about 503,284 (199)

Cytotoxic Steroids From The Stembak of Chisocheton celebicus KOORD

open access: yesJurnal Kimia Valensi, 2019
In the course of our continuing search for anticancer compounds from Chisocheton species, three steroids, stigmast-5-en-3β-ol (1), stigmast-5-en-3β-ol-3-O-β-D-glucopyranoside (2) and stigmast-5,22-dien-3β-ol-3-O-β-D-glucopyranoside (3), were obtained ...
Dewa Gede Katja   +6 more
doaj   +1 more source

Simultaneous quantification of cholesterol sulfate, androgen sulfates, and progestagen sulfates in human serum by LC-MS/MS[S]

open access: yesJournal of Lipid Research, 2015
Steroids are primarily present in human fluids in their sulfated forms. Profiling of these compounds is important from both diagnostic and physiological points of view.
Alberto Sánchez-Guijo   +4 more
doaj  

A novel deproteinization method from crude polysaccharides of Meretrix meretrix Linnaeus based on palygorskite‐chitosan composite aerogel sieving effect

open access: yeseFood
Due to the delicious taste and remarkable bioactivities of Meretrix meretrix L., they have garnered attention in food field. However, the challenge arises when attempting to separate proteins from crude polysaccharides with similar polarity and ...
Yong Zhu   +7 more
doaj   +1 more source

The chemicalome profiling of Zishen Yuzhen Pill in vivo and its promoting effect on osteogenic differentiation of MC3T3-E1 cells

open access: yesFrontiers in Analytical Science
Zishen Yuzhen Pill (ZYP) is a Chinese herbal product developed by Shenzhen TCM Hospital, which have been frequently used to treat osteoporosis (OP).
Juanjuan Cheng   +13 more
doaj   +1 more source

Oxysterols are substrates for cholesterol sulfotransferase

open access: yesJournal of Lipid Research, 2007
Oxysterols constitute a class of cholesterol derivatives that exhibit broad biological effects ranging from cytotoxicity to regulation of nuclear receptors.
Hirotoshi Fuda   +4 more
doaj  

Electroorganic Preparations. 1. Reduction of Steroid Ketones. [PDF]

open access: bronze, 1957
Henning Lund   +2 more
openalex   +1 more source

Dynamic change of estrogen and progesterone metabolites in human urine during pregnancy

open access: yesScientific Reports
Endogenous estrogen and progesterone and their metabolites play a key role in regulating and maintaining the normal pregnancy process. However, the dynamic change of these estrogen and progesterone metabolites’ level across the entire gestational period ...
Chen Jin   +6 more
doaj   +1 more source

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