Medium 51: TRYPTOSE BLOOD AGAR

    Yeast extract                  5 g 
    Beef extract                   5 g 
    Tryptose                      10 g 
    Proteose peptone No.3         10 g 
    NaCl                           5 g 
    Agar                          20 g 
    Distilled water             1000 ml 
    pH 7.2 
 
Sterilize at 121°C for 15 min., cool to 50°C and 
add sterile
 
    L-Cysteine.HCl (10%)         2.5 ml
    Sheep blood                  100 ml