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Merck
모든 사진(1)

주요 문서

SML1648

Sigma-Aldrich

24(S)-Hydroxycholesterol

≥98% (HPLC)

동의어(들):

24S-Hydroxycholesterol, 5-Cholesten-3β,24(S)-diol, Cerebrosterin, Cerebrosterol, Cholest-5-ene-3β,24-diol

로그인조직 및 계약 가격 보기

크기 선택

1 MG
₩222,691
5 MG
₩897,971

₩222,691


예상 입고일2025년 2월 17일세부사항


벌크 견적 요청

크기 선택

보기 변경
1 MG
₩222,691
5 MG
₩897,971

About This Item

실험식(Hill 표기법):
C27H46O2
CAS Number:
Molecular Weight:
402.65
UNSPSC 코드:
12352211
NACRES:
NA.77

₩222,691


예상 입고일2025년 2월 17일세부사항


벌크 견적 요청

Quality Level

분석

≥98% (HPLC)

양식

powder

광학 활성

[α]/D -45 to -52°, c = 1 in chloroform-d

저장 조건

desiccated

색상

white to beige

solubility

DMSO: 3 mg/mL, clear (warmed)

저장 온도

−20°C

SMILES string

O[C@H]1CC[C@@]2([C@@H]3[C@H]([C@H]4[C@@]([C@H](CC4)[C@@H](CC[C@H](O)C(C)C)C)(CC3)C)CC=C2C1)C

InChI

1S/C27H46O2/c1-17(2)25(29)11-6-18(3)22-9-10-23-21-8-7-19-16-20(28)12-14-26(19,4)24(21)13-15-27(22,23)5/h7,17-18,20-25,28-29H,6,8-16H2,1-5H3/t18-,20+,21+,22-,23+,24+,25+,26+,27-/m1/s1

InChI key

IOWMKBFJCNLRTC-XWXSNNQWSA-N

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생화학적/생리학적 작용

24(S)-Hydroxycholesterol is the major brain metabolite formed from cholesterol in the brain and is important for brain cholesterol homeostasis in addition to being an an endogenous agonist of the nuclear liver X receptors (LXRs).
24(S)-Hydroxycholesterol is the major brain metabolite formed from cholesterol in the brain and is important for brain cholesterol homeostasis in addition to being an an endogenous agonist of the nuclear liver X receptors (LXRs). Impairment of brain cholesterol metabolism has been associated with several neurodegenerative diseases, including multiple sclerosis, Alzheimer′s, and Huntington diseases. The exact role role of 24(S)-Hydroxycholesterol is unclear, and it may have differing effects depending on concentration. Low concentrations can protect neuronal cells against oxidative stress, while high concentrations induce necroptosis-like neuronal cell death. 24(S)-Hydroxycholesterol has also been found to be a potent allosteric modulator of N-methyl-d-aspartate receptors, potentiating NMDAR-mediated EPSCs in rat hippocampal neurons with an EC50 of 1.2 μM.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


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문서 라이브러리 방문

Elza Fonseca et al.
Genome biology and evolution, 9(1), 222-230 (2017-01-07)
Nuclear receptors (NRs) regulate numerous aspects of the endocrine system. They mediate endogenous and exogenous cues, ensuring a homeostatic control of development and metabolism. Gene duplication, loss and mutation have shaped the repertoire and function of NRs in metazoans. Here
Genta Kakiyama et al.
The Journal of steroid biochemistry and molecular biology, 189, 36-47 (2019-02-03)
The aim of this paper was to more completely study the mitochondrial CYP27A1 initiated acidic pathway of cholesterol metabolism. The mitochondrial CYP27A1 initiated pathway of cholesterol metabolism (acidic pathway) is known to synthesize two well-described vital regulators of cholesterol/lipid homeostasis
Steven M Paul et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 33(44), 17290-17300 (2013-11-01)
N-methyl-D-aspartate receptors (NMDARs) are glutamate-gated ion channels that are critical to the regulation of excitatory synaptic function in the CNS. NMDARs govern experience-dependent synaptic plasticity and have been implicated in the pathophysiology of various neuropsychiatric disorders including the cognitive deficits
Min-Yu Sun et al.
The Neuroscientist : a review journal bringing neurobiology, neurology and psychiatry, 22(2), 132-144 (2015-01-30)
The major cholesterol metabolite in brain, 24(S)-hydroxycholesterol (24S-HC), serves as a vehicle for cholesterol removal. Its effects on neuronal function, however, have only recently begun to be investigated. Here, we review that nascent work. Our own studies have demonstrated that
Paola Gamba et al.
Aging cell, 13(3), 561-572 (2014-03-13)
An abnormal accumulation of cholesterol oxidation products in the brain of patients with Alzheimer's disease (AD) would further link an impaired cholesterol metabolism in the pathogenesis of the disease. The first evidence stemming from the content of oxysterols in autopsy

질문

  1. How the powder should be resuspended? 

    1 답변
    1. The solvents recommended for this compound are as follows:
      DMF: 2 mg/ml
      DMSO: 3 mg/ml
      Ethanol: 20 mg/ml
      Ethanol:PBS (pH 7.2)(1:2): 0.3 mg/ml

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