CHROMATIN PHOSPHOLIPID CHANGES DURING RAT-LIVER DEVELOPMENT

被引:23
作者
ALBI, E
MAGNI, MV
LAZZARINI, R
GAHAN, PB
机构
[1] KINGS COLL LONDON, DIV BIOSPHERE SCI, CAMPDEN HILL RD, LONDON W8 7AH, ENGLAND
[2] UNIV PERUGIA, IST PATOL GEN, I-06100 PERUGIA, ITALY
关键词
CHROMATIN; PHOSPHOLIPIDS; HEPATOCYTES; DEVELOPMENT;
D O I
10.1002/cbf.290090209
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
The chromatin extracted from rat hepatocytes of different ages has been shown to contain a phospholipid fraction representing 0.47-0.59 per cent of total chromatin in newborn animals and 0.22 per cent in 45-day-old animals. No such age-related differences are observed in the nuclei. The phospholipid composition of the nuclei at different ages shows a higher level of sphingomyelin and a lower level of phosphatidylserine in newborn than in adult animals. Chromatin phospholipids have a completely different composition from that of nuclei with respect to age, particularly in newborn rats, where there is a decrease in phosphatidylcholine and an increase in phosphatidylserine.
引用
收藏
页码:119 / 123
页数:5
相关论文
共 21 条
[1]  
ALBI E, 1990, TOPICS AGING RES EUR, V13, P179
[2]   CHANGES OF DNA CONTENT PER NUCLEUS IN HEPATOCYTES OF RAT DURING FIRST DAYS OF POSTNATAL LIFE [J].
BIBBIANI, C ;
TONGIANI, R ;
VIOLAMAG.MP .
HISTOCHEMIE, 1973, 35 (03) :189-198
[3]   ISOLATION OF AND RIBONUCLEIC ACID SYNTHESIS IN NUCLEI OF RAT FETAL LIVER [J].
BRESNICK, E ;
LANCLOS, K ;
SAGE, J ;
SCHWARTZ, A ;
YAWN, DH ;
BUSCH, H ;
UNUMA, T .
EXPERIMENTAL CELL RESEARCH, 1967, 46 (02) :396-+
[4]   INTERACTION OF POLYNUCLEOTIDES WITH NATURAL AND MODEL MEMBRANES [J].
BUDKER, VG ;
GODOVIKOV, AA ;
NAUMOVA, LP ;
SLEPNEVA, IA .
NUCLEIC ACIDS RESEARCH, 1980, 8 (11) :2499-2515
[6]  
CAPITANI S, 1987, BASIC APPL HISTOCHEM, V31, P389
[7]  
FOLCH J, 1957, J BIOL CHEM, V226, P497
[8]  
GAHAN PB, 1987, BASIC APPL HISTOCHEM, V31, P343
[9]  
GREENGARD O, 1970, BIOCHEM ACTION HORM, V1, P753
[10]  
GURR MI, 1963, BIOCHIM BIOPHYS ACTA, V70, P400