Sentences with phrase «contamination during handling»
Beth Shapiro at the University of California, Santa Cruz, gets first dibs on the samples since her team will take on the most sensitive test, at greatest risk of contamination during handling: the search for ancient mammoth DNA in the layers of sediment.
http://discovermagazine.com/ Not exact matches
All produce is handled in a manner that minimizes damage and potential contamination during harvesting and production.
Hoosick Falls residents hold signs during a news conference at the state Capitol in Albany, N.Y., in June calling for hearings on the state's handling of PFOA contamination in drinking water in their town.
An exhaust vent leading from one of the facility's «clean rooms» to the roof lacked a filter or screen, for example, and flaws in the air handling system could expose sterile drugs to microbial contamination during processing.
Without such data it is impossible to rule out the possibility that the ancient Australian sequences result from modern human contamination of the bone during handling over the years, complicated by DNA damage.
The most likely cause is the companies» inability to produce pure diets without contamination of ingredients through equipment, etc. during the handling and processing of the diets.
The bacteria within these products are acquired when they are handled and processed, and almost always survive any prevention treatment while they are being made, not to mention the contamination that occurs during storage.