A lipopolysaccharide obtained in a dialyzed phenol extract from the rickettsia Coxiella burneti produced the following effects in guinea pigs after intraperitoneal injection: hyperthermia, loss of body weight, increased liver weight and concomitant lipid infiltration, elevated levels of hepatic and plasma cortisol, increased incorporation of [(3)H]orotic acid into hepatic 28S and 18S ribosomal ...

Novak, Hauge, and Carrick (1) presented evidence that one or more unidentified chick growth factors were present in distillers’ dried solubles (DDS). Novak and Hauge (2) announced the isolation of an unknown growth factor in a relatively high degree of purity from DDS. This substance was very potent in stimulating rat growth and was designated vitamin B13. It has an ultraviolet absorption maxim...