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FD-302a (Rev. 10-6-95) b6 bIc 279A-WF-222936 Continuation of FD-302 of _[ On 01/03/06 »Page 3 types. There was no difference in antibiotic resistance seen in the two colony types isolated from the letters. The sample labeled which wa i to the FBI in April 2004, was given to by in late 1999 or were 2000. This vial contained approximately 1 mL of frozen Ba Ames. still possesses this vial and uses it. This sample was the first Ba Ames strain that[__Jever possessed. There are several Ames derivatives listed | agent registry. These derivatives were isolated from Apri Ames challenged animals when antibiotic treatment failed. The i s died and the Ba Ames isolated was antibiotic resistant. xovided Agents with a copy of the Agent registry with handwritten notes as to which antibiotic each of the derivatives was showing resistance. A copy of this registry was submitted to the 1A section of the file. The Ba Ames used in the April 2002 challenge was Ames DUGWAY material received from IVINS. | ] was shown pictures of one vial of Ba Ames that submitted to_the FBI in April 2004 and nine of the vials that were seized from[_ Jin July 2004. comments were written on the photo. The photos an comments were submitted to the 1A section of the file. provided the following information while looking at each photo: J does recognize the p he sample labeled , which is written app Thence ting, | thinks the material could be starting material for a challenge or possibly from an AGI, although it looks too concentrated to be from an AGI. The sample looks too diluted to be[—___] starting material. [starting material for the mice challenges is very concentrated. The sample could be starting material from a rabbit study. is not sure the exact history rpose of the sample. po recall that the FBI came to with a copy of the Agent Registry and asked for the on ee sample could not be located, but was eventually found. does not recall who found the sample or the exact activities and communications that w had with other researchers and technicians about ue believes that IVINS and could have come over to look for the sample in building ested sspeaking to IVINS to determine history and purpose of Samples Labeled 34-42: