Marie Jakus
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Marie Agnes Jakus (born ) was an American biologist and
microscopist Microscopy is the technical field of using microscopes to view subjects too small to be seen with the naked eye (objects that are not within the resolution range of the normal eye). There are three well-known branches of microscopy: optical, el ...
specialized in electron microscopic studies of the fine structure of eye tissues. She was a researcher at the
Massachusetts Institute of Technology The Massachusetts Institute of Technology (MIT) is a Private university, private research university in Cambridge, Massachusetts, United States. Established in 1861, MIT has played a significant role in the development of many areas of moder ...
, Retina Foundation, and the National Institute of Neurological Diseases and Blindness before becoming a science administrator at the Center for Scientific Review.


Early life and education

Jakus was born in Ohio to Hungarian immigrants, Anna H. Vintila (née Hovancsik) and Anton Jakus. She had a sister, Florence A. Frash. Jakus completed a B.A. from
Oberlin College Oberlin College is a Private university, private Liberal arts colleges in the United States, liberal arts college and conservatory of music in Oberlin, Ohio, United States. Founded in 1833, it is the oldest Mixed-sex education, coeducational lib ...
where she was a student assistant for 5 years. She was a member of
Phi Beta Kappa The Phi Beta Kappa Society () is the oldest academic honor society in the United States. It was founded in 1776 at the College of William & Mary in Virginia. Phi Beta Kappa aims to promote and advocate excellence in the liberal arts and sciences, ...
and
Sigma Xi Sigma Xi, The Scientific Research Honor Society () is an international non-profit honor society for scientists and engineers. Sigma Xi was founded at Cornell University by a faculty member and graduate students in 1886 and is one of the oldest ...
. Jakus received a fellowship from Oberlin College in 1938 to study marine invertebrate zoology at
Woods Hole Oceanographic Institution The Woods Hole Oceanographic Institution (WHOI, acronym pronounced ) is a private, nonprofit research and higher education facility dedicated to the study of marine science and engineering. Established in 1930 in Woods Hole, Massachusetts, it i ...
. She later worked as a
graduate assistant A graduate assistant serves in a support role at a university, usually while completing post-graduate education. The assistant typically helps professors with instructional responsibilities as teaching assistants or with academic research resp ...
at
Washington University in St. Louis Washington University in St. Louis (WashU) is a private research university in St. Louis, Missouri, United States. Founded in 1853 by a group of civic leaders and named for George Washington, the university spans 355 acres across its Danforth ...
between 1938 and 1941, during which she received a fellowship in 1941 to return to Woods Hole to study
physiology Physiology (; ) is the science, scientific study of function (biology), functions and mechanism (biology), mechanisms in a life, living system. As a branches of science, subdiscipline of biology, physiology focuses on how organisms, organ syst ...
. Jakus joined the staff of the
Massachusetts Institute of Technology The Massachusetts Institute of Technology (MIT) is a Private university, private research university in Cambridge, Massachusetts, United States. Established in 1861, MIT has played a significant role in the development of many areas of moder ...
(MIT) as a
research assistant A research assistant (RA) is a researcher employed, often on a temporary contract, by a university, research institute, or privately held organization to provide assistance in academic or private research endeavors. Research assistants work under ...
. At MIT, she began working toward her Ph.D. in biology, receiving it in 1945. Her dissertation was titled ''The Structure and Properties of the Trichocysts of Paramecium''. Jakus' doctoral advisor was Francis O. Schmitt.


Career

Jakus remained at MIT as a
research associate Research associates are researchers (scholars and professionals) that usually have an advanced degree beyond a Bachelor's degree such as a master's degree or a PhD. In some universities/research institutes, such as Harvard/Harvard Medical Scho ...
. During her 10 years there, she was awarded a
Rockefeller Foundation The Rockefeller Foundation is an American private foundation and philanthropic medical research and arts funding organization based at 420 Fifth Avenue, New York City. The foundation was created by Standard Oil magnate John D. Rockefeller (" ...
Fellowship and took a year's sabbatical leave to study at the Institute for Cell Research at the
Karolinska Institute The Karolinska Institute (KI; ; sometimes known as the (Royal) Caroline Institute in English) is a research-led medical university in Solna within the Stockholm urban area of Sweden and one of the foremost medical research institutes globally ...
. In 1951, Jakus joined the Retina Foundation where she developed a national reputation for electron microscopic studies of the fine structure of eye tissues. She has authored and coauthored publications dealing with electron microscopic and ocular studies, among them, a volume of electron
micrograph A micrograph is an image, captured photographically or digitally, taken through a microscope or similar device to show a magnify, magnified image of an object. This is opposed to a macrograph or photomacrograph, an image which is also taken ...
s of ocular tissues and papers describing the fine structure of
collagen Collagen () is the main structural protein in the extracellular matrix of the connective tissues of many animals. It is the most abundant protein in mammals, making up 25% to 35% of protein content. Amino acids are bound together to form a trip ...
, paramyosin,
trichocyst A trichocyst is an organelle found in certain ciliates and dinoflagellate The Dinoflagellates (), also called Dinophytes, are a monophyletic group of single-celled eukaryotes constituting the phylum Dinoflagellata and are usually considered pr ...
s, and
Descemet's membrane Descemet's membrane ( or the Descemet membrane) is the basement membrane that lies between the corneal proper substance, also called stroma, and the endothelial layer of the cornea. It is composed of different kinds of collagen (Type IV and VIII ...
in the
cornea The cornea is the transparency (optics), transparent front part of the eyeball which covers the Iris (anatomy), iris, pupil, and Anterior chamber of eyeball, anterior chamber. Along with the anterior chamber and Lens (anatomy), lens, the cornea ...
. Jakus joined the National Institute of Neurological Diseases and Blindness (NINDB) in 1961 as a program coordinator in vision in the extramural programs. ln this capacity, she was responsible for the administration of research grants and programming activities along disease-oriented lines for all disorders of the eye. She became a science administrator and joined the Center for Scientific Review as executive secretary in the visual sciences study section to review, analyze, evaluate, and process research grant applications. Jakus retired in 1977. Jakus was a member of the Electron Microscopy Society of America, the
American Association of Anatomists American(s) may refer to: * American, something of, from, or related to the United States of America, commonly known as the "United States" or "America" ** Americans, citizens and nationals of the United States of America ** American ancestry, p ...
, and an honorary member of the Association for Research in Ophthalmology.


Personal life

Jakus was interested in photography, music, and reading. She was also a "Royal River Rat," a title she earned in 1968 when she shot the complete course of the
Colorado River The Colorado River () is one of the principal rivers (along with the Rio Grande) in the Southwestern United States and in northern Mexico. The river, the List of longest rivers of the United States (by main stem), 5th longest in the United St ...
rapids between Lees Ferry and
Temple Bar Marina Lake Mead is a reservoir formed by the Hoover Dam on the Colorado River in the Southwestern United States. It is located in the states of Nevada and Arizona, east of Las Vegas. It is the largest reservoir in the US in terms of water capacity. L ...
in a rubber raft.


Selected works

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References

{{DEFAULTSORT:Jakus, Marie 20th-century American women scientists Microscopists 20th-century American biologists Oberlin College alumni Massachusetts Institute of Technology alumni Massachusetts Institute of Technology faculty National Institutes of Health people American women biologists 1910s births American people of Hungarian descent Biologists from Ohio Date of death unknown American women academics Washington University in St. Louis alumni