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Identification of 21 r and 22r chromosomes by quinacrine fluorescence
Author(s) -
Crandall B. F.,
Weber F.,
Muller H. M.,
Burwell J. K.
Publication year - 1972
Publication title -
clinical genetics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.543
H-Index - 102
eISSN - 1399-0004
pISSN - 0009-9163
DOI - 10.1111/j.1399-0004.1972.tb04275.x
Subject(s) - fluorescence , biology , genetics , identification (biology) , microbiology and biotechnology , chemistry , botany , physics , quantum mechanics
Quinacrine fluorescence has been used to identify ring G chromosomes as a 21 r in one patient and a 22r in two patients. Our finClings confirm the association of ‘antimongolism’ with a 21r, but apart from profound mental retardation, the 22r appears to produce only minimal physical changes.