Cos | definition of cos by Medical dictionary
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Abbreviation for Chief of Staff.
cos site the region formed when the COHESIVE ENDS of certain BACTERIOPHAGES, notably bacteriophage lambda, join together. A cos site is formed when the linear CHROMOSOME of bacteriophage lambda circularizes following infection of a host cell. Concatemeric (see CONCATEMER lambda DNA is cut at cos sites when the DNA is packaged during phage assembly in the LYTIC CYCLE.
References in periodicals archive
First consider the average of the quantity (3 cos[sup.2] [Beta-1] that appears in Eq.(46): We use the fact that cos
[Beta] is the third component of z[acute sign over it], so the average is:
The company was acquired by CNA Insurance Cos
. on Sept.
United Western Supply Cos
Western Foundry Sand Div 5245 E.