Ivan Emanuel Wallin was an American biologist who made the first experimental works on endosymbiotic theory.
14 Facts About Ivan Wallin
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Ivan Wallin was the first person to specifically postulate that eukaryotic organelles originated from bacteria, and that symbiosis is a major force in creation of new species.
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Ivan Wallin was noted for his eccentric life in academia, such as his preference for exclusively practical demonstration rather than lecturing, his frequent parties for students and an annual Christmas glogg party.
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Ivan Wallin obtained a BS degree from the University of Iowa in 1905.
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Ivan Wallin briefly taught biology at the University of Nebraska from where he earned his MSc in 1908.
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Ivan Wallin's thesis was on the tissue development, differentiation, and morphology of the lamprey Ammocoete.
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Ivan Wallin was the first to experimentally investigate the origin of mitochondria, particularly in relation to their similarities with certain bacteria.
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Ivan Wallin concluded that "bacteria and mitochondria have a similar chemical constitution".
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Ivan Wallin was aware that he needed to culture mitochondria isolated from cell in an independent environment.
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Ivan Wallin's early experiment was a failure using tissue samples from guinea pig, dog, and human blood.
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Ivan Wallin gave a full description of his experiments and theories on mitochondria in his 1927 book Symbionticism and the Origin of Species.
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Ivan Wallin was known for his eccentric behaviour in his professional life.
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Ivan Wallin frequently organised parties for his students, who in return helped him build a cabin in North St Vrain Canyon, 20 miles north of Boulder.
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The parties were simply named "Club Ivan Wallin" which involved heavy drinking beside playing games.