A SIGNIFICANT POOL OF AMINO-ACIDS IS ADSORBED ON BLOOD-CELL MEMBRANES

被引:14
|
作者
PICO, C
PONS, A
PALOU, A
机构
[1] UNIV ILLES BALEARS,CSIC,CTR VALLDEMOSSA KM 75,E-07071 PALMA DE MALLORCA,SPAIN
[2] INST AVANCATS,E-07071 PALMA DE MALLORCA,SPAIN
关键词
ADSORPTION; AMINO ACIDS; BLOOD CELL MEMBRANES;
D O I
10.1007/BF01136856
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
It is well known that the amino acids in the blood are distributed between the plasma and inside the cells. This study was conducted to determine whether amino acids can be located adsorbed on blood cell membranes. The amino acid concentration in the deproteinized haemolysed blood was higher than that in the fraction of blood after removal of the blood cell membranes by centrifugation. These results showed that a pool of amino acids representing 21.1% of the whole blood cell amino acids was adsorbed on the blood cell membranes of adult Wistar rats. The non-polar amino acids showed high adsorption on the membrane, whereas out of the polar amino acid group, only the non-ionic amino acids did adsorb.
引用
收藏
页码:223 / 230
页数:8
相关论文
共 50 条
  • [1] AMINO-ACID DISTRIBUTION IN HUMAN BLOOD - A SIGNIFICANT POOL OF AMINO-ACIDS IS ADSORBED ONTO BLOOD-CELL MEMBRANES
    PROENZA, AM
    PALOU, A
    ROCA, P
    BIOCHEMISTRY AND MOLECULAR BIOLOGY INTERNATIONAL, 1994, 34 (05): : 971 - 982
  • [2] DECREASE OF THE POOL OF AMINO-ACIDS ADSORBED ON BLOOD-CELL MEMBRANES CAUSED BY STARVATION IN RATS
    PICO, C
    PONS, A
    PALOU, A
    LIFE SCIENCES, 1995, 57 (07) : 675 - 683
  • [3] TRANSPORT OF NEUTRAL AMINO-ACIDS ACROSS THE HUMAN RED BLOOD-CELL MEMBRANE
    ROSENBERG, R
    RAFAELSEN, OJ
    PROGRESS IN NEURO-PSYCHOPHARMACOLOGY, 1979, 3 (04): : 377 - 381
  • [4] CHARACTERIZATION OF LEUKOCYTE ENZYMES INVOLVED IN THE RELEASE OF AMINO-ACIDS IN INCUBATED BLOOD-CELL LYSATES
    MENDZ, GL
    MCCALL, MN
    KUCHEL, PW
    JOURNAL OF BIOLOGICAL CHEMISTRY, 1989, 264 (04) : 2108 - 2117
  • [5] BLOOD-CELL TO PLASMA GRADIENTS OF AMINO-ACIDS IN ARTERIAL AND VENOUS-BLOOD IN FED AND FASTED RATS
    PICO, C
    LLADO, I
    PONS, A
    PALOU, A
    COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY A-PHYSIOLOGY, 1994, 107 (03): : 589 - 595
  • [6] THE EFFECT OF PROTEIN-FREE RATION WITH ADDITION OF AMINO-ACIDS ON THE POOL OF FREE AMINO-ACIDS IN RAT-BLOOD
    SUSHKOVA, VV
    SOLODOVA, EV
    GULY, MF
    DOPOVIDI AKADEMII NAUK UKRAINSKOI RSR SERIYA B-GEOLOGICHNI KHIMICHNI TA BIOLOGICHNI NAUKI, 1980, (11): : 85 - 87
  • [7] LYSOSOMAL POOL OF FREE AMINO-ACIDS
    HARMS, E
    GOCHMAN, N
    SCHNEIDER, JA
    BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 1981, 99 (03) : 830 - 836
  • [8] PLASMA AND RED BLOOD-CELL AMINO-ACIDS OF EGYPTIAN CHILDREN SUFFERING FROM PROTEIN-CALORIE MALNUTRITION
    MIKHAIL, MM
    PATWARDHAN, VN
    WASLIEN, CI
    AMERICAN JOURNAL OF CLINICAL NUTRITION, 1973, 26 (04): : 387 - 392
  • [9] PERMEABILITY OF MEMBRANES TO AMINO-ACIDS AND MODIFIED AMINO-ACIDS - MECHANISMS INVOLVED IN TRANSLOCATION
    CHAKRABARTI, AC
    AMINO ACIDS, 1994, 6 (03) : 213 - 229
  • [10] BLOOD-CELL MEMBRANES AND HEMOSTASIS
    ZWAAL, RFA
    HEMKER, HC
    HAEMOSTASIS, 1982, 11 (01) : 12 - 39