div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader030vdocumentsusreader030viewer2022020522575067f51a28ab0f07adf100html5page1jpg target=_blank img data-url=presence-of-a-spasmogenic-substance-presumably-histamine-in-extracts-of-mummyhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Presence of a Spasmogenic Substance Presumably Histamine in Extracts of Mummy Tissue loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer2022020522575067f51a28ab0f07adf100html5thumbnails1jpg width=140 height=200 adivp© 1949 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader030vdocumentsusreader030viewer2022020522575067f51a28ab0f07adf100html5page2jpg target=_blank img data-url=presence-of-a-spasmogenic-substance-presumably-histamine-in-extracts-of-mummyhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Presence of a Spasmogenic Substance Presumably Histamine in Extracts of Mummy Tissue loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsusreader030viewer2022020522575067f51a28ab0f07adf100html5thumbnails2jpg width=140 height=200 adivp© 1949 Nature Publishing Grouppdiv