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Nucleolar behavior in pollen mother cells in the pigeonpea

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Relation http://oar.icrisat.org/8816/
 
Title Nucleolar behavior in pollen mother cells in the pigeonpea
 
Creator Kumar, P S
Subrahmanyam, N C
Faris, D G
 
Subject Pigeonpea
 
Description Reports on the number of satellite chromosomes in the karyotype of Cajanus cajan are controversial, with the number varying from zero to two. Expression of nucleolar organizer chromosomes during meiosis (prophase-I, telophase-I and telophase-II) is used as an index for the number of nucleolar organizers and conclusive evidence is provided for the presence of two nucleolar organizer chromosomes in Cajanus and also its related species in the genus Atylosia. Nucleolar number in an autotetraplold of Caianus confirmed the evidence from the diploid Cajanus for two nucleolar organizer chromosomes. Variation In the nucleolar size suggests that the two nucleolar organizer chromosomes differ in their activity.
 
Publisher American Genetic Association
 
Date 1987
 
Type Article
PeerReviewed
 
Format application/pdf
 
Language en
 
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Identifier http://oar.icrisat.org/8816/1/The%20Journal%20of%20Heredity_78_366-368_1987.pdf
Kumar, P S and Subrahmanyam, N C and Faris, D G (1987) Nucleolar behavior in pollen mother cells in the pigeonpea. Journal of Heredity, 78 (6). pp. 366-368. ISSN 0022-1503