“…These experiments may also explain why adrenalectomized animals are highly sensitive to trauma [Freed, 1932;Swingle & Parkins, 1935;Swingle, Parkins, Taylor & Hays, 1938; Hechter, Krohn & Harris, 1942;Noble & Collip, 1942]. Increased sensitivity to various stimuli was also observed in hypophysectomized animals by Tyslowitz & Astwood [1942], Noble & Collip [1942], Joseph, Schweitzer & Gaunt [1943 and Reiss, Macleod & Golla [1943]. The latter writers have also observed that corticotrophic hormone protects animals against shock-like conditions.…”