The following figures show numerous blood vessel remains on NASA’s
seismometer (ref. 1), which was said to be deployed on the Moon:
http://www.wretch.cc/album/show.php?...044274560&p=53
http://www.wretch.cc/album/show.php?...044274561&p=54
Image source:
http://www.lpi.usra.edu/resources/ap.../?AS12-47-6917
http://www.lpi.usra.edu/resources/ap...12/47/6917.jpg
http://www.lpi.usra.edu/resources/ap...m/magazine/?47

Ref. 1: The seismometer is part of ALSEP, described in
http://en.wikipedia.org/wiki/Apollo_...iments_Package

Read more at http://www.wretch.cc/blog/lin440315&category_id=0