STRUCTURAL REQUIREMENTS FOR OXIDATION OF LOW-DENSITY-LIPOPROTEIN BY THIOLS

被引:30
作者
WOOD, JL [1 ]
GRAHAM, A [1 ]
机构
[1] WELLCOME RES LABS,DIV BIOL,BECKENHAM BR3 3BS,KENT,ENGLAND
关键词
ATHEROSCLEROSIS; OXIDIZED LDL; MACROPHAGE; SMOOTH MUSCLE CELL; THIOL; SUPEROXIDE;
D O I
10.1016/0014-5793(95)00494-T
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Oxidation of low-density lipoprotein (LDL) by macrophages, endothelial cells and smooth muscle cells, may be mediated by production of free thiols in the presence of transition metals. We examined the structural requirements, within a series of cysteinyl derivatives, for oxidation of thiols and of LDL in Hams F10 medium. The primary mechanism by which such thiols mediate oxidation of LDL is largely independent of superoxide production, but strongly correlated with the susceptibility of each thiol to iron-catalysed auto-oxidation. These effects are compared and contrasted with thiol-dependent oxidation of LDL by stimulated human monocytes and macrophages.
引用
收藏
页码:75 / 80
页数:6
相关论文
共 50 条
  • [41] ANTIOXIDATION OF HUMAN LOW-DENSITY-LIPOPROTEIN BY MORIN HYDRATE
    WU, TW
    FUNG, KP
    YANG, CC
    WEISEL, RD
    [J]. LIFE SCIENCES, 1995, 57 (03) : PL51 - PL56
  • [42] IRON RELEASED FROM TRANSFERRIN AT ACIDIC PH CAN CATALYZE THE OXIDATION OF LOW-DENSITY-LIPOPROTEIN
    LAMB, DJ
    LEAKE, DS
    [J]. FEBS LETTERS, 1994, 352 (01) : 15 - 18
  • [43] SMOKING INFLUENCES THE ATHEROGENIC POTENTIAL OF LOW-DENSITY-LIPOPROTEIN
    SCHEFFLER, E
    WIEST, E
    WOEHRLE, J
    OTTO, I
    SCHULZ, I
    HUBER, L
    ZIEGLER, R
    DRESEL, HA
    [J]. CLINICAL INVESTIGATOR, 1992, 70 (3-4): : 263 - 268
  • [44] ALTERATION OF PLASMA LOW-DENSITY-LIPOPROTEIN FROM SMOKERS
    SCHEFFLER, E
    HUBER, L
    FRUHBIS, J
    SCHULZ, I
    ZIEGLER, R
    DRESEL, HA
    [J]. ATHEROSCLEROSIS, 1990, 82 (03) : 261 - 265
  • [45] THE SUSCEPTIBILITY OF LOW-DENSITY-LIPOPROTEIN TO CHEMICAL OXIDATION IS CLOSELY-RELATED TO PRONENESS TO BIOLOGICAL MODIFICATION
    FROSTEGARD, J
    REGNSTROM, J
    TORNVALL, P
    HAMSTEN, A
    NILSSON, J
    [J]. FREE RADICAL RESEARCH, 1995, 23 (06) : 581 - 592
  • [46] INHIBITION OF MACROPHAGE-DEPENDENT LOW-DENSITY-LIPOPROTEIN OXIDATION BY NITRIC-OXIDE DONORS
    HOGG, N
    STRUCK, A
    GOSS, SPA
    SANTANAM, N
    JOSEPH, J
    PARTHASARATHY, S
    KALYANARAMAN, B
    [J]. JOURNAL OF LIPID RESEARCH, 1995, 36 (08) : 1756 - 1762
  • [47] TRANSITION-METAL IONS WITHIN HUMAN ATHEROSCLEROTIC LESIONS CAN CATALYZE THE OXIDATION OF LOW-DENSITY-LIPOPROTEIN BY MACROPHAGES
    LAMB, DJ
    MITCHINSON, MJ
    LEAKE, DS
    [J]. FEBS LETTERS, 1995, 374 (01): : 12 - 16
  • [48] PEROXYNITRITE MODIFICATION OF LOW-DENSITY-LIPOPROTEIN LEADS TO RECOGNITION BY THE MACROPHAGE SCAVENGER RECEPTOR
    GRAHAM, A
    HOGG, N
    KALYANARAMAN, B
    OLEARY, V
    DARLEYUSMAR, V
    MONCADA, S
    [J]. FEBS LETTERS, 1993, 330 (02) : 181 - 185
  • [49] MECHANISMS OF COPPER-DEPENDENT AND IRON-DEPENDENT OXIDATIVE MODIFICATION OF HUMAN LOW-DENSITY-LIPOPROTEIN
    LYNCH, SM
    FREI, B
    [J]. JOURNAL OF LIPID RESEARCH, 1993, 34 (10) : 1745 - 1753
  • [50] FRAGMENTATION OF DNA IN P388D(1) MACROPHAGES EXPOSED TO OXIDIZED LOW-DENSITY-LIPOPROTEIN
    REID, VC
    HARDWICK, SJ
    MITCHINSON, MJ
    [J]. FEBS LETTERS, 1993, 332 (03) : 218 - 220