This was clearly a Martian nerve cell

A Martian nerve cell as clear as cells can be

Some people said I identified a piece of dirt/crack to be osteocyte/
blood vessel remains on Mars.
In the following photo is a labeled, clear neuron remains found on
Mars by NASA Rover Opportunity$B!G(Bs Microscopic Imager on Sol 1443.
$BL5L.ck(B $BLVO)AjJm(B - lin440315$BE*HJR(B

If the above link doesn$B!G(Bt work, one can simply go to
http://www.wretch.cc/album/lin440315
and click on the $B!H(BMartian fossils$B!I(B album. The first picture in the
$B!H(BMartian fossils$B!I(B album shows the subject nerve cell clearly.