Isolation of a bioactive Ca2+-mobilizing complex lipid from bovine vitreous body

被引:6
作者
Camiña, JP
Casabiell, XA
Pérez, FR
Lage, M
Casanueva, FF
机构
[1] Univ Santiago de Compostela, Sch Med, Dept Med, Cellular Endocrinol Lab, E-15780 Santiago De Compostela, Spain
[2] Complejo Hosp Univ Santiago, Santiago De Compostela, Spain
关键词
D O I
10.1006/bbrc.1998.8320
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
Vitreous body extracts show a potent Ca2+-mobilizing activity on fibroblast cells. This Ca2+ signal is complex, and due to the presence of two different bioactive substances. The first one was identified as acid FGF. The second one was shown to be a low molecular weight substance identified as a complex lipid by a combination of chromatographic and biochemical data. This finding raises the possibility that non-classical substances with growth factor-like activity might play a role in the regulation of proliferative processes in the eye. (C) 1998 Academic Press.
引用
收藏
页码:696 / 700
页数:5
相关论文
共 25 条
[1]   Intravitreal growth factors in proliferative diabetic retinopathy: Correlation with neovascular activity and glycaemic management [J].
Boulton, M ;
Gregor, Z ;
McLeod, D ;
Charteris, D ;
JarvisEvans, J ;
Moriarty, P ;
Khaliq, A ;
Foreman, D ;
Allamby, D ;
Bardsley, B .
BRITISH JOURNAL OF OPHTHALMOLOGY, 1997, 81 (03) :228-233
[2]  
Bresgen M, 1993, Ger J Ophthalmol, V2, P119
[3]   REGULATION OF EPIDERMAL-GROWTH-FACTOR-RECEPTOR SIGNAL TRANSDUCTION BY CIS-UNSATURATED FATTY-ACIDS - EVIDENCE FOR A PROTEIN KINASE-C-INDEPENDENT MECHANISM [J].
CASABIELL, X ;
PANDIELLA, A ;
CASANUEVA, FF .
BIOCHEMICAL JOURNAL, 1991, 278 :679-687
[4]   ANGIOGENIC ACTIVITY FROM BOVINE RETINA - PARTIAL-PURIFICATION AND CHARACTERIZATION [J].
DAMORE, PA ;
GLASER, BM ;
BRUNSON, SK ;
FENSELAU, AH .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA-BIOLOGICAL SCIENCES, 1981, 78 (05) :3068-3072
[5]  
GOSPODAROWICZ D, 1987, METHOD ENZYMOL, V147, P106
[6]   EPIRETINAL AND VITREOUS MEMBRANES - COMPARATIVE-STUDY OF 56 CASES [J].
KAMPIK, A ;
KENVON, KR ;
MICHELS, RG ;
GREEN, WR ;
DELACRUZ, ZC .
ARCHIVES OF OPHTHALMOLOGY, 1981, 99 (08) :1445-1454
[7]  
KIRKLAND T, 1987, LIPIDS, V22, P274
[8]   Structural characterization of a new galactofuranose-containing glycolipid antigen of Paracoccidioides brasiliensis [J].
Levery, SB ;
Toledo, MS ;
Suzuki, E ;
Salyan, MEK ;
Hakomori, SI ;
Straus, AH ;
Takahashi, HK .
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 1996, 222 (02) :639-645
[9]   LYSOPHOSPHATIDIC ACID, A MULTIFUNCTIONAL PHOSPHOLIPID MESSENGER [J].
MOOLENAAR, WH .
JOURNAL OF BIOLOGICAL CHEMISTRY, 1995, 270 (22) :12949-12952
[10]   Lysophosphatidic acid: G-protein signalling and cellular responses [J].
Moolenaar, WH ;
Kranenburg, O ;
Postma, FR ;
Zondag, GCM .
CURRENT OPINION IN CELL BIOLOGY, 1997, 9 (02) :168-173