?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Singh%2C+Jagmohan&rft.aulast=Singh&rft.aufirst=Jagmohan&rft.issue=10&rft.volume=77&rft.date=25+November+1999&rft.atitle=Mating+type+switching+in+fission+yeast-+A+unique+model+for+dev-lopment+%26+differentiation&rft.title=Current+Science&rft.pages=1262-1272&rft.genre=article