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Volumn 128, Issue 1, 2006, Pages 265-269

Ethanol-induced reorganization of the liquid-ordered phase: Enhancement of cholesterol - Phospholipid association

Author keywords

[No Author keywords available]

Indexed keywords

CHOLESTEROL; DIMERS; MEMBRANES; MIXTURES; MOLECULAR DYNAMICS; PHOSPHOLIPIDS;

EID: 30744474716     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja056918d     Document Type: Article
Times cited : (8)

References (40)
  • 27
  • 34
    • 30744455203 scopus 로고    scopus 로고
    • note
    • 1H NMR indicated less than 13 ethanol molecules were taken up per phospholipid. On the basis of partition coefficients that have been previously estimated for analogous membranes made from 1,2-dimyristoyl-sn-glycero-3-phosphocholine (DMPC) and cholesterol by isothermal litration calorimetry, one can estimate that ca, 10-50 ethanol molecules are being taken up per 100 phospholipids (ref 5).
  • 35
    • 30744470540 scopus 로고    scopus 로고
    • note
    • NNR measurements that were carried out using 30 mol % sterol, in the absence and in the presence of 2.9% ethanol, showed no variation in K when the NaCl concentration in the buffer was varied from 100 to 300 mM. These results indicate that electrostatic effects do not contribute significantly to the observed mixing of 1 with 2.
  • 38
    • 30744451095 scopus 로고    scopus 로고
    • note
    • Results from previous NNR studies have led to the suggestion that cholesterol can associate with nc-gA to form complexes (refs 37 and 38). The lower value of K for 1 and 2 in the presence of nc-gA is consistent with this hypothesis, since it would reduce the amount of sterol that is available for associating with the phospholipid.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.