bile-salt

a., made by the addition of li to 2 per cent, of agar to MacConkey's bile-salt bouillon. man'nite a., nutrient a. containing i or 2 per cent, mannite. Matzuschi'ta's liv'er-gall a., made by cooking together 500 gin. chopped ox^iver, 30 gm. peameal, and 1000 c.c. water, then straining and adding ox-gall and agar. Ho'vy and McNeal's blood a., a nutrient agar containing 2 volumes of defibrinated rabbit's blood, suitable for the cultivation of a number of trypanosomes. nu'trient a., bouillon to which 2 per cent, agar has been added. Pfeiff'er's blood a., solid a. smeared on the surface with a few drops of human blood. Roth'berger's neu'tralred a., a 0.3 per cent, glucose a. to which 1 per cent, of a saturated aqueous neutral-red solution has been added, se'rum a., prepared by adding sterile serum to melted agar. Stod'dart's gelatin a., contains 5 per cent', gelatin, i per cent, peptone, and i per cent, each agar and sodium chloride. Xbal'mann's a., a form of nutrient agar, well adapted, it is claimed, to the cultivation of the gonococcus. u'rine a., made by di olving 2 per cent, of agar in fresh urine. Was's ennann's se'rum-nu'trose a., hog serum, glycerin, water, and nutrose are boiled together for twenty minutes and the mixture is then added to equal parts of a 2 per cent, peptone agar. Weil's meat-pot a'to a., a mixture of potato juice and bouillon containing } per cent, of agar.