But things get much murkier when it is a task order for a defense customer issued against a civilian IDIQ. There are about a dozen protests pending at GAO right now that fall into that crossover category, where a defense agency used a GSA contract such as Alliant or OASIS to hire a contractor.
purified protein derivative (PPD). [pyoÌoÌâ²rifÄ«d]. a dried form of tuberculin used in testing for past or present infection with tubercle bacilli. This product is usually introduced into the skin during such tests and may produce a tuberculin reaction (wheal) within 48 to 72 hours.
Staphylococci are members of the family Micrococcaceae. They are Gram-positive, catalase-positive and occur singly and in irregular grapelike clusters, a description from which is the origin of their name. Staphylococci are broadly divided into a group that produce coagulase (S. aureus) and those that do not (96).Historically, S. aureus has been the major species producing serious human infection and a host of classic and new syndromes.aboratory tests for coagulase negative staphylococci usually do not support a diagnosis of an infectious process or help resolve whether an isolate is a pathogen or contaminant A single isolate from a blood culture is usually considered of indeterminate significance or to represent contamination.