Locus

{lof -kus)\\^.\ A place. L.cinereus,L. cceruleus, L. ferrugineus, a bluish-tinted eminence on the fasciculi teretes of the fourth ventricle of the brain. L. minor is resistent i as, a spot of diminished resistance. L. niger, a dark area in the center of a section of the cms cerebri. L. perforatus, a name given to the anterior and the posterior perforated space at the base of the brain through •which blood-ve els pa . L. ruber, the red nucleus of the tegmentum. Lofner’s Alkaline Solution. A mixture of 30 parts of a concentrated alcoholic solution of rnethylene-blue and 100 parts of a I: 10,000 aqueous solution of pota ium hydroxid. L.’s Bacillus, the bacillus of diphtheria. See Bacteria, Table of. L.’s Blood serum Mixture, a mixture consisting of one part of neutral meat-infusion bouillon containing I per cent, of glucose, and 3 parts of blood serum; it is used as a culture-medium. L.’s Toluol solution, a solution recommended by Loftier for the local treatment of diphtheria. It consists of menthol 10 grams, toluol, sufficient to make 36 c.c, absolute alcohol 60 c.c, liquor ferri chlorid i 4 c.c. Another formula is: menthol 10 grams, toluol, sufficient to make 36 c.c, creolin 2 c.c, absolute alcohol 65 c.c. 372