Removed brain tissues were fixed, embedded in paraffin and sectioned at 5-μm thickness.
The center pays up to $1,500 for the cost of transporting bodies and removing brain tissue.
When he had finished removing brain tissue, Jallo tipped in small packets of Surgicel, a feathery white substance that helps blood to clot.
DB29 primary human glioma cells were established in our laboratory by culturing surgically removed brain tumour tissue samples obtained from the tissue repository at Methodist Research Institute with an IRB approved protocol.
Scalpel in hand, Ellenbogen had faced a dilemma: if he had removed more tumour, he might also have removed normal brain tissue, with the risk that the girl would have been left severely disabled.
To confirm that the lentiviral vector was delivered to the tumor site, we sacrificed 2 mice at 72 h after the vector delivery and removed the brain tissue for frozen or formalin-fixed sample preparation.
Next the estimate of CSF - brain boundary was examined and corrected visually by hand as necessary, and CSF in that slice was removed, leaving brain tissue for that slice.
In brief, we anesthetized the mice with isoflurane, decapitated immediately and rapidly removed the brain tissue in to 1% NP40 buffer (50 mM Tris-HCl, pH 8.0, 150 mM NaCl, 0.02% sodium azide, 400 nM microcystine-LR, 0.5 mM sodium vanadate and 1% sodium Nonidet P-40) containing complete protease inhibitor cocktail for use with mammalian cell and tissue extracts (Sigma).
By having the patient awake, thinking and talking, surgeons make sure they don't remove vital brain tissue with the cancer cells.
About half came from cadavers; the other samples were taken from patients undergoing surgery that required removing some brain tissue.
