Word: lambda
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...Lambda: More Than a Greek Letter
...fellow at Harvard, Ptashne rose to fame after isolating the repressor of lambda phage virus. The lambda virus is able to remain dormant in E. coli bacteria because its repressor binds to the viral DNA, preventing the expression of the genes necessary for viral replication...
Ptashne recorded his work with lambda repressor in 'A Genetic Switch,' a monograph considered by many scientists to be one of the classics of molecular biology. The book is used by Harvard students taking Biological Sciences 10: "Introductory Molecular Biology," Biological Sciences 14: "Genetics," and Biological Sciences 1: "Introductory Genetics, Molecular, Cellular and Developmental Biology...
...Lambda chapter wants to protest Colorado's Amendment Two, an anti-gay bill...
...demonstration would take place near the Law School. The Lambda chapter promised a "peaceful gathering...