APPENDIX II 



733 



The above solution is extremely useful for teasing out, etc., 

 pieces of tissue from animals with a body fluid of high pH {e.g. 

 Helix aspersa, pM 8-4). 



To preserve the active movement of mammalian sperms for a 

 long time suspend them in this solution : — 



Baker's Buffered Glucose-Saline 



(See J. R. Baker, Quart. Journ. Exp. Physiol., xxi, 1931, p. 139.) 

 See also §§ 621, 780, 1120. 



