FAMILIAL HOLOPROSENCEPHALY ASSOCIATED WITH A TRANSLOCATION BREAKPOINT AT CHROMOSOMAL POSITION 7Q36

被引:32
作者
HATZIIOANNOU, AG
KRAUSS, CM
LEWIS, MB
HALAZONETIS, TD
机构
[1] TUFTS UNIV, SCH DENT MED, DEPT PEDIAT DENT, MEDFORD, MA 02155 USA
[2] BRIGHAM & WOMENS HOSP, DEPT OBSTET & GYNECOL, BOSTON, MA 02115 USA
[3] NEW ENGLAND MED CTR HOSP, DEPT PLAST SURG, BOSTON, MA 02111 USA
[4] HARVARD UNIV, COMMUNITY HLTH PLAN, DEPT MED GENET, CAMBRIDGE, MA 02138 USA
[5] NEW ENGLAND MED CTR HOSP, COMMUNITY HLTH PLAN, DEPT GENET, BOSTON, MA 02111 USA
[6] HARVARD UNIV, SCH MED, BOSTON, MA 02115 USA
来源
AMERICAN JOURNAL OF MEDICAL GENETICS | 1991年 / 40卷 / 02期
关键词
HOLOPROSENCEPHALY; MEDIAN CLEFT LIP; BALANCED TRANSLOCATION; DUP(9) (Q3); DEL(7)(Q3);
D O I
10.1002/ajmg.1320400216
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
A familial balanced t(7;9) (q36;q34) was reported recently. Analysis of the craniofacial features of 3 of the sibs showed signs of holoprosencephaly. Two of the sibs have an unbalanced derivative chromosome leading to del(7) (q36) and dup(9) (q34), while the other has a cytogenetically balanced translocation. These findings, together with several reports associating holoprosencephaly with terminal 7q deletions, indicate that a putative locus for holoprosencephaly resides at or near 7q36. It should now be feasible to clone this locus.
引用
收藏
页码:201 / 205
页数:5
相关论文
共 34 条
[1]  
ARDINGER HH, 1988, J CRAN GENET DEV BIO, V8, P53
[2]  
BARTHOLOMEW DW, 1987, CLIN GENET, V31, P370
[3]  
BENHUR N, 1978, CLEFT PALATE J, V15, P365
[4]   SINGLE CENTRAL INCISOR IN FAMILIAL HOLOPROSENCEPHALY [J].
BERRY, SA ;
PIERPONT, ME ;
GORLIN, RJ .
JOURNAL OF PEDIATRICS, 1984, 104 (06) :877-880
[5]   TERMINAL DELETIONS OF THE LONG ARM OF CHROMOSOME-7 - 5 NEW CASES [J].
BOGART, MH ;
CUNNIFF, C ;
BRADSHAW, C ;
JONES, KL ;
JONES, OW .
AMERICAN JOURNAL OF MEDICAL GENETICS, 1990, 36 (01) :53-55
[6]  
BOROVIK CL, 1987, REV BRAS GENET, V10, P269
[7]  
Broadbent B. H. S., 1975, BOLTON STANDARDS DEN
[8]  
BURRIG KF, 1989, CLIN GENET, V36, P262
[9]   PERSPECTIVES ON HOLOPROSENCEPHALY .1. EPIDEMIOLOGY, GENETICS, AND SYNDROMOLOGY [J].
COHEN, MM .
TERATOLOGY, 1989, 40 (03) :211-235
[10]   PERSPECTIVES ON HOLOPROSENCEPHALY .3. SPECTRA, DISTINCTIONS, CONTINUITIES, AND DISCONTINUITIES [J].
COHEN, MM .
AMERICAN JOURNAL OF MEDICAL GENETICS, 1989, 34 (02) :271-288