◆ SpookStack

To: Washington 2, From: Washington a, . Re: 279A-WF-222936-USAMRIID, 01/06/2005 Inf addition, Bacillus anthracis Ames spores materials/ thereby , determining if there are changes viability/ numbers throughout the manipulation of.the spore material Spore preparations acquired during AMERITHRAX searches may also prove useful in determining ranges in viabilities for spores prepared by different investigators, protocols and media. coo 2H a0 Since the percent viability for a spore preparation can not be altered simply by dilution, sub-samples removed from a preparation and maintained under similar conditions as the master stock, should not vary in their percent viability. If the percent viability of sub-samples, derived fro have been maintained under similar conditions , are found to have viabilities comparable to it is safe to assume that the percent viability was always Assuming the percent viability was alw conjunction with the concentration dropping from