Tracy Caldwell and Charles Hobaugh, NASA (IMAGE)

Houston Methodist

Tracy Caldwell and Charles Hobaugh, NASA

Caption

Animal Enclosure Modules similar to the one shown here, being inspected by Mission Specialist Tracy Caldwell, Ph.D., and Pilot Charles Hobaugh aboard Space Shuttle Endeavor (STS-118), are used to study animals in low gravity conditions. Scientists are reporting mice traveling aboard STS-133 showed evidence of ocular nerve damage and changes in eye gene expression.

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NASA

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