People

Title By Description Createdsort ascending Last modified
Catherine DeAngelis (1940– ) Alexis Darby In the late-twentieth century in the United States, Catherine DeAngelis was a pediatric physician, researcher, and editor of multiple medical journals. During her time with the Journal of the American Medical Association, DeAngelis became the journal’s first female editor. At Johns Hopkins University in Baltimore, Maryland, she studied how physician-nurse interactions affected patient care, how immunizations and adolescent pregnancy affected children, and how medications affected men and women differently. 2017-12-07 4 Jul 2018 - 4:40:59am
August Karl Gustav Bier (1861–1949) Nicole Erjavic In the late nineteenth century, August Karl Gustav Bier was a surgeon in Germany who studied spinal cord anesthesia, later called spinal block. Bier found that, depending upon the amount of anesthesia introduced into the spinal cord, a large area of the human body could be numbed to various degrees. Bier established a procedure to numb individuals from the lower legs to the upper abdomen, with the individual’s numbness ranging from them feeling pressure on their body to them feeling nothing at all. 2017-11-15 4 Jul 2018 - 4:40:59am
Bernadine Healy (1944–2011) Alexis Darby During the twentieth century in the United States, Bernadine Patricia Healy was a cardiologist who served as the first female director of the National Institutes of Health or NIH and the president of both the American Heart Association and the American Red Cross. Healy conducted research on the different manifestations of heart attacks in women compared to men. At the time, many physicians underdiagnosed and mistreated coronary heart disease in women. Healy's research illustrated how coronary heart disease affected women. 2017-11-08 4 Jul 2018 - 4:40:59am
Charles Knowlton (1800–1850) Caroline Meek Charles Knowlton was a physician and author who advocated for increased access to information about reproduction in the nineteenth century in the US. Throughout his early medical education, Knowlton was particularly interested in anatomy and on several instances robbed graves for bodies to dissect. In 1832, Knowlton authored The Fruits of Philosophy, a pamphlet that contained detailed descriptions of the reproductive organs and information on conception and methods to control reproduction. 2017-10-24 4 Jul 2018 - 4:40:59am
Charles Bradlaugh (1833–1891) Caroline Meek Charles Bradlaugh was as a political and social activist in the seventeenth century in England. He held leadership positions in various organizations focused on social and political activism including the Reform League, the London Secular Society, the newspaper National Reformer, and the National Secular Society. Throughout his career, Bradlaugh advocated for better conditions for the working poor, and for the separation of government and religion. 2017-10-11 4 Jul 2018 - 4:40:59am
Max Ludwig Henning Delbruck (1906–1981) Victoria Hernandez Max Ludwig Henning Delbrick applied his knowledge of theoretical physics to biological systems such as bacterial viruses called bacteriophages, or phages, and gene replication during the twentieth century in Germany and the US. Delbrück demonstrated that bacteria undergo random genetic mutations to resist phage infections. Those findings linked bacterial genetics to the genetics of higher organisms. In the mid-twentieth century, Delbrück helped start the Phage Group and Phage Course in the US, which further organized phage research. 2017-09-20 4 Jul 2018 - 4:40:59am
Richard Doll (1912–2005) Phil Gaetano Richard Doll was an epidemiologist and public figure in the twentieth and early twenty-first centuries. Working primarily at the University of Oxford, in Oxford, England, Doll established a definitive correlation between cigarette smoking and lung cancer. Furthermore, Doll’s work helped legitimize epidemiology as a scientific discipline. Doll’s research also helped establish modern guidelines for oncological studies, as well as for contemporary and future research on the effect of smoking on pregnancy and fetal development. 2017-09-20 4 Jul 2018 - 4:40:59am
Oliver Allison Ryder III (1946– ) Karen Love, Renee Bailey Oliver Allison Ryder studied chromosomal evolution and endangered species in efforts for wildlife conservation and preservation at the San Diego Zoo in San Diego, California. Throughout his career, Ryder studied breeding patterns of endangered species. He collected and preserved cells, tissues, and DNA from endangered and extinct species to store in the San Diego Frozen Zoo, a center for genetic research and development in San Diego, California. 2017-09-14 4 Jul 2018 - 4:40:59am
Torsten Wiesel (1924– ) Dina A. Lienhard Torsten Nils Wiesel studied visual information processing and development in the US during the twentieth century. He performed multiple experiments on cats in which he sewed one of their eyes shut and monitored the response of the cat’s visual system after opening the sutured eye. For his work on visual processing, Wiesel received the Nobel Prize in Physiology or Medicine in 1981 along with David Hubel and Roger Sperry. 2017-09-13 30 Nov 2018 - 5:00:22am
Stafford Leak Warren (1896–1981) Meilin Zhu Stafford Leak Warren studied nuclear medicine in the United States during the twentieth century. He used radiation to make images of the body for diagnosis or treatment and developed the mammogram, a breast imaging technique that uses low-energy X-rays to produce an image of breasts. Mammograms allow doctors to diagnose breast cancer in its early and most treatable stages. 2017-08-30 4 Jul 2018 - 4:40:59am
Mary-Claire King (1946– ) Meilin Zhu Mary-Claire King studied genetics in the US in the twenty-first century. King identified two genes associated with the occurrence of breast cancer, breast cancer 1 (BRCA1) and breast cancer 2 (BRCA2). King showed that mutated BRCA1 and BRCA2 genes cause two types of reproductive cancer, breast and ovarian cancer. Because of King’s discovery, doctors can screen women for the inheritance of mutated BRCA1 and BRCA2 genes to evaluate their risks for breast and ovarian cancer. 2017-08-23 4 Jul 2018 - 4:40:59am
Ann Trow (Madame Restell) (1812–1878) Rainey Horwitz Self-proclaimed female physician Ann Trow was a women’s reproductive health specialist as well as an abortion provider in New York City, New York during the mid 1800s. Though she had no formal medical training or background, Trow provided women with healthcare and abortions under the alias Madame Restell. Restell gained attention across the United States for her career as a professional abortionist during a time when abortions were highly regulated and punishable with imprisonment. Restell was tried numerous times for carrying out abortions. 2017-08-23 4 Jul 2018 - 4:40:59am
Elizabeth Dexter Hay (1927–2007) Kevin Gleason Elizabeth Dexter Hay studied the cellular processes that affect development of embryos in the US during the mid-twentieth and early twenty-first centuries. In 1974, Hay showed that the extracellular matrix, a collection of structural molecules that surround cells, influences cell behavior. Cell growth, cell migration, and gene expression are influenced by the interaction between cells and their extracellular matrix. 2017-07-26 4 Jul 2018 - 4:40:58am
Harald zur Hausen (1936–) Grace Kim Harald zur Hausen studied viruses and discovered that certain strains of the human papilloma virus (HPV), a sexually transmitted disease, can cause cervical cancer, in Europe during the twentieth and twenty-first centuries. Zur Hausen spent his research career identifying the viruses that cause diseases, particularly cancer-causing viruses (oncoviruses). He primarily focused on HPV and cervical cancer. Zur Hausen hypothesized that HPV was cancerous and discovered that two strains, HPV 16 and 18, caused cervical cancer. 2017-07-24 4 Jul 2018 - 4:40:59am
William Stewart Halsted (1852-1922) Carolina Abboud William Stewart Halsted was a surgeon at Johns Hopkins Hospital in Baltimore, Maryland, during the late 1800s and early 1900s. In 1894 Halsted described his procedure for treating breast cancer by removing the breast tissue, chest muscles, and lymph nodes in the armpit, a procedure he named radical mastectomy, and that became the standard of care for treating breast cancer until 1970. 2017-07-23 4 Jul 2018 - 4:40:59am
Edgar Allen (1892–1943) Brendan Van Iten Edgar Allen identified and outlined the role of female sex hormones and discovered estrogen in the early 1900s in the US. In 1923, Allen, through his research with mice, isolated the primary ovarian hormone, later renamed estrogen, from ovarian follicles and tested its effect through injections in the uterine tissues of mice. Allen’s work on estrogen, enabled researchers to further study hormones and the endocrine system. 2017-07-23 4 Jul 2018 - 4:40:59am
James Young Simpson (1811–1870) Nicole Erjavic James Young Simpson was one of the first obstetricians to administer anesthesia during childbirth in nineteenth century Scotland. Before his work in the 1800s, physicians had few ways to reduce the pain of childbirth. Simpson experimented with the use of ether and chloroform, both gaseous chemicals, to temporarily relieve pain. He found that those chemicals both successfully inhibited the pain women felt during childbirth and pain during other surgeries. Patients under the influence of chloroform fell asleep and were unaware of the intense pain of childbirth. 2017-07-23 4 Jul 2018 - 4:40:59am
Irving Freiler Stein Sr. (1887–1976) Alexis Darby Irving Freiler Stein Sr. was a physician who studied women’s reproductive health during the twentieth century in the United States. In partnership with his colleague, Michael Leventhal, Stein identified a women’s reproductive disorder related to elevated male sex hormones, or androgens. The syndrome was originally called Stein-Leventhal syndrome and later known as polycystic ovarian syndrome. While studying the syndrome, Stein also helped establish a treatment for the condition, through the surgical removal of ovarian tissues. 2017-07-20 4 Jul 2018 - 4:40:59am
Franklin William Stahl (1929– ) Victoria Hernandez Franklin William Stahl studied DNA replication, bacteriophages, and genetic recombination in the US during the mid-twentieth and early twenty-first centuries. With his colleague Matthew Meselson, Stahl performed an experiment called the Meselson-Stahl experiment, which provided evidence for a process called semi-conservative DNA replication. Semi-conservative replication is a process in which each strand of a parental DNA double helix serves as a template for newly replicated daughter strands, so that one parental strand is conserved in every daughter double helix. 2017-07-20 15 Jan 2019 - 1:39:51am
Etienne Stephane Tarnier (1828–1897) Kelsey Rebovich Etienne Stephane Tarnier was a physician who worked with premature infants in France during the nineteenth century. He worked at the Maternité Port-Royal in Paris, France, a hospital for poor pregnant women. Tarnier developed and introduced prototypes of infant incubators to the Maternité in 1881. Tarnier's incubators became standard in neonatal care, especially for premature infants, enabling doctors to save many such infants that previously would have died. 2017-07-19 4 Jul 2018 - 4:40:59am
Harvey Leroy Karman (1924–2008) Rainey Horwitz Harvey Karman was an abortionist, inventor, and activist for safe abortion techniques in the US during the twentieth century. Karman developed the Karman cannula, a flexible soft tube used for vacuum aspiration abortions. Karman traveled extensively throughout the US to educate healthcare providers on how to administer safe abortions. He also traveled to Bangladesh, India, China, and other developing nations to promote safe and simple abortion techniques that anyone could perform without previous medical training. 2017-07-18 4 Jul 2018 - 4:40:59am
Roberto Caldeyro-Barcia (1921–1996) Olivia Mandile Roberto Caldeyro-Barcia studied fetal health in Uruguay during the second half of the twentieth century. Caldeyro-Barcia developed Montevideo units, which are used to quantify intrauterine pressure, or the force of contractions during labor. Intrauterine pressure is a useful measure of the progression of labor and the health of a fetus. 2017-07-02 4 Jul 2018 - 4:40:58am
Evelyn Lorraine Rothman (1932–2007) Rainey Horwitz Evelyn Lorraine Rothman advocated for women’s reproductive rights and invented at-home kits for women’s health concerns in the late twentieth century in Los Angeles, California. Rothman provided women in the Los Angeles area with the means to perform self-examinations, pregnancy tests, and abortions on their own without assistance from a medical professional. Along with Carol Downer, Rothman cofounded the Federation of Feminist Health Centers in Los Angeles, California, and spent her career educating women on reproductive health. 2017-06-28 4 Jul 2018 - 4:40:58am
Jane Elizabeth Hodgson (1915–2006) Rainey Horwitz Jane Elizabeth Hodgson was a physician who advocated for abortion rights in the twentieth century in the United States. In November of 1970, Hodgson became the first physician in the U.S. to be convicted of performing an illegal abortion in a hospital. Hodgson deliberately performed the abortion to challenge the Minnesota State Statute 617.18, which prohibited non-therapeutic abortions. Following the legalization of abortion in the US Supreme Court case Roe v. Wade (1973), Hodgson focused on promoting accessible abortion, obstetric, and gynecological care throughout Minnesota. 2017-06-28 4 Jul 2018 - 4:40:58am
Curt Jacob Stern (1902-1981) Dasia Garcia Curt Jacob Stern studied radiation and chromosomes in humans and fruit flies in the United States during the twentieth century. He researched the mechanisms of inheritance and of mitosis, or the process in which the chromosomes in the nucleus of a single cell, called the parent cell, split into identical sets and yield two cells, called daughter cells. Stern worked on the Drosophila melanogaster fruit fly, and he provided early evidence that chromosomes exchange genetic material during cellular reproduction. 2017-06-23 4 Jul 2018 - 4:40:58am
Diana W. Bianchi Alexis Abboud Diana W. Bianchi studied the medical treatment of premature and newborn infants in the US during the twentieth and twenty-first centuries. Bianchi helped develop non-invasive prenatal genetic tests that use cell-free fetal DNA found within maternal blood to diagnose genetic abnormalities of the fetus during pregnancy. The test provides a means to test fetuses for chromosomal and genetic abnormalities. 2017-06-23 4 Jul 2018 - 4:40:58am
Pearl Mao Tang (1922– ) Lakshmeeramya Malladi A licensed obstetrician and gynecologist, Pearl Tang worked to improve the health of women and children in Maricopa County, Arizona, during the twentieth and twenty-first centuries. Her work with the Maricopa County Health Department ranged from immunizations to preventing cervical cancer. Tang obtained federal grants and community support to establish various child and maternal health clinics throughout Maricopa County as chief of the Maricopa County Bureau of Maternal and Child Health. 2017-06-23 15 Jan 2019 - 2:11:24am
Cornelia Isabella Bargmann (1961- ) Dasia Garcia Cornelia Isabella Bargmann studied the relationship between genes, neural circuits, and behavior in the roundworm Caenorhabditis elegans (C. elegans) during the twentieth and twenty-first centuries in the US. Bargmann’s research focused on how the sense of smell (olfaction) in the nematode word Caenorhabditis elegans. She provided a model to study how neural circuits develop and function in the human brain, as the genetic regulatory pathways are similar. 2017-06-19 4 Jul 2018 - 4:40:58am
Leon Chesley (1908-2000) Sarah Patel Leon Chesley studied hypertension, or high blood pressure, in pregnant women during the mid-twentieth century. Chesley studied preeclampsia and eclampsia, two hypertensive disorders found in approximately five percent of all US pregnancies. In New Jersey and New York, Chesley devoted over forty years to researching preeclampsia and eclampsia. Chesley conducted several long-term studies using the same group of women beginning from their pregnancies. 2017-06-19 4 Jul 2018 - 4:40:58am
Sidney Q. Cohlan (1915-1999) Bianca Zietal, Chanapa Tantibanchachai Sidney Q. Cohlan studied birth defects in the US during the twentieth century. Cohlan helped to discover that if a pregnant woman ate too much vitamin A her fetus faced a higher than normal risk of teratogenic effects, such as cleft palate. A teratogen is a substance that causes malformation of a developing organism. Cohlan also identified the teratogenic effects of several other substances including a lack of normal magnesium and prenatal exposure to the antibiotic tetracycline. 2017-06-18 4 Jul 2018 - 4:40:59am
Dorothy Andersen (1901–1963) Reem Gerais Dorothy Andersen studied cystic fibrosis in the United States during the early 1900s. In 1935, Andersen discovered lesions in the pancreas of an infant during an autopsy, which led her to classify a condition she named cystic fibrosis of the pancreas. In 1938, Andersen became the first to thoroughly describe symptoms of the medical condition cystic fibrosis. 2017-06-18 4 Jul 2018 - 4:40:59am
Betty Friedan (1921–2006) Sepehr Abdi-Moradi Betty Friedan advocated for the advancement of women's rights in the twentieth century in the United States. In 1963, Friedan wrote The Feminine Mystique, which historians consider a major contribution to the feminist movement. Friedan also helped establish two organizations that advocated for women's right, the National Organization for Women (NOW) in 1963 and, in 1969 the National Association for the Repeal of Abortion Laws (NAARL). Friedan argued for legalizing access to abortion and contraception, and her advocacy helped advance women's reproductive rights. 2017-06-15 4 Jul 2018 - 4:40:59am
Alec John Jeffreys (1950–) Corey Harbison Alec John Jeffreys created a process called DNA fingerprinting in the UK during the twentieth century. For DNA fingerprinting, technicians identify a person as the source of a biological sample by comparing the genetic information contained in the person's DNA to the DNA contained in the sample. Jeffreys developed the technique in the 1980s while at the University of Leicester in Leicester, UK. Jeffreys's technique had immediate applications. In forensic science, DNA fingerprinting enabled police to identify suspects of crimes based on their genetic identities. 2017-06-15 4 Jul 2018 - 4:40:59am
Austin Bradford Hill (1897-1991) Carolina Abboud During the twentieth century, Austin Bradford Hill researched diseases and their causes in England and developed the Bradford Hill criteria, which comprise the minimal requirements that must be met for a causal relationship to be established between a factor and a disease. Hill also suggested that researchers should randomize clinical trials to evaluate the effects of a drug or treatment by monitoring large groups of people. 2017-06-15 4 Jul 2018 - 4:40:59am
Jerold Lucey (1926– ) Arianna Bradley Jerold Lucey studied newborn infants in the United States in the twentieth century. In the 1960s and 1970s, Lucey studied phototherapy as a treatment for jaundice, a condition in infants whose livers cannot excrete broken down red blood cells, called bilirubin, into the bloodstream at a fast enough rate. In addition to his work in jaundice, Lucey was the editor in chief for the journal Pediatrics of the American Academy of Pediatrics. 2017-06-12 4 Jul 2018 - 4:40:59am
Sheldon Clark Reed (1910-2003) Cassidy Possehl Sheldon Clark Reed helped establish the profession of genetic counseling in the US during the twentieth century. In 1947 Reed coined the term genetic counseling to describe the interaction of a doctor explaining to a patient the likelihood of passing a certain trait to their offspring. With physicians being able to test for genetic abnormalities like cystic fibrosis, Reed helped trained individuals give patients the tools to make informed decisions. In 1955 Reed published the book Counseling in Medical Genetics. 2017-06-10 4 Jul 2018 - 4:40:59am
Henry Morgentaler (1923-2013) Sepehr Abdi-Moradi Henry Morgentaler was a physician who performed abortions, acted as a reproductive rights activist, and advocated for legal access to abortions in Canada during the twentieth century. In 1969, he opened his first abortion clinic in Canada and participated in the legal/court case of R v. Morgentaler (1988), which led Canada to decriminalize abortion. Morgentaler helped establish legal access to abortions for women in Canada and advocated for the protection of women's reproductive choices under the law. 2017-06-09 4 Jul 2018 - 4:40:59am
Percivall Pott (1714-1788) Carolina Abboud Percivall Pott was a physician in England during the eighteenth century who identified soot as the cause of chimney sweeps' scrotal cancer, later called testicular cancer. In the 1770s, Pott observed that scrotal cancer commonly afflicted chimney sweeps, the young boys sent up into chimneys to clean away the soot left over from fires, and he hypothesized that the soot inside chimneys might cause that type of cancer. Pott was one of the first doctors to identify some environmental factor as causing cancer. 2017-05-31 4 Jul 2018 - 4:40:59am
Bernard Sachs (1858-1944) Tiffany Nardi Bernard Sachs studied nervous system disorders in children in the United States during the nineteenth and twentieth centuries. In the late 1880s, Sachs described the fatal genetic neurological disorder called amaurotic family idiocy, later renamed Tay-Sachs disease. The disorder degrades motor skills as well as mental abilities in affected individuals. The expected lifespan of a child with Tay-Sachs is three to five years. In addition to working on Tay-Sachs disease, Sachs described other childhood neurological and 2017-05-31 4 Jul 2018 - 4:40:59am
William Smellie (1697–1763) Yvette Tran William Smellie helped to incorporate scientific medicine into the process of childbirth in eighteenth century Britain. As a male physician practicing in childbirth and female reproductive health (man-midwife), Smellie developed and taught procedures to treat breech fetuses, which occur when a fetus fails to rotate its head towards the birth canal during delivery. Throughout his career, Smellie compiled a wealth of information about female anatomy in his writings. He modified medical technology such as the obstetrical forceps, an instrument used to maneuver the fetus during childbirth. 2017-05-30 25 Jan 2019 - 2:58:10am
Matthias Jacob Schleiden (1804–1881) Sara Parker Matthias Jacob Schleiden helped develop the cell theory in Germany during the nineteenth century. Schleiden studied cells as the common element among all plants and animals. Schleiden contributed to the field of embryology through his introduction of the Zeiss microscope lens and via his work with cells and cell theory as an organizing principle of biology. 2017-05-29 4 Jul 2018 - 4:40:59am
Josef Warkany (1902–1992) Bianca Zietal, Chanapa Tantibanchachai Josef Warkany studied the environmental causes of birth defects in the United States in the twentieth century. Warkany was one of the first researchers to show that factors in the environment could cause birth defects, and he helped to develop guidelines for the field of teratology, the study of birth defects. Prior to Warkany’s work, scientists struggled to explain if or how environmental agents could cause birth defects. Warkany demonstrated that a deficiency or excess of vitamin A in maternal nutrition could cause birth defects. 2017-05-26 4 Jul 2018 - 4:40:59am
Hermann Joseph Muller (1890-1967) Kevin Gleason Hermann Joseph Muller studied the effects of x-ray radiation on genetic material in the US during the twentieth century. At that time, scientists had yet to determine the dangers that x-rays presented. In 1927, Muller demonstrated that x-rays, a form of high-energy radiation, can mutate the structure of genetic material. Muller warned others of the dangers of radiation, advising radiologists to protect themselves and their patients from radiation. He also opposed the indiscriminate use of radiation in medical and industrial fields. 2017-05-25 4 Jul 2018 - 4:40:59am
Leonard Colebrook (1883–1967) Safiya Shaikh Leonard Colebrook was a physician who researched bacteria and infections in England during the twentieth century. In 1936, Colebrook deployed the antibiotic Prontosil to treat puerperal fever, a disorder that results from bacterial infections in the uterine tracts of women after childbirth or abortions. Colebrook also advanced care for burn patients by advocating for the creation of burn units in hospitals and by using antisepsis medication for burn wound infections. Colebrook’s work on treatments for puerperal fever reduced cases of puerperal fever throughout the world. 2017-05-25 4 Jul 2018 - 4:40:59am
Katharina Dorothea Dalton (1916–2004) Bianca Zietal Katharina Dorothea Dalton was a physician in England in the twentieth century who defined premenstrual syndrome (PMS) as a cluster of symptoms suspected to begin one to two weeks before menstruation and disappear upon the onset of a new menstrual cycle. Prior to Dalton, there was little research on pre-menstrual issues and those that existed linked the problem to excessive water retention or estrogen. Dalton hypothesized that PMS resulted from a deficiency in the hormone progesterone and advocated for hormone replacement therapy to lessen the symptoms of the syndrome. 2017-05-24 4 Jul 2018 - 4:40:59am
Matthew Stanley Meselson (1930– ) Victoria Hernandez 2017-05-23 4 Jul 2018 - 4:40:59am
Anthony Comstock (1844–1915) Lakshmeeramya Malladi Anthony Comstock was a US postal inspector and politician who advocated for the suppression of obscenity and vice throughout the late nineteenth century and early twentieth century. Comstock considered any sexually explicit material like pornography and literature related to birth control and abortion as obscene. In 1873, Comstock lobbied US Congress to pass an anti-obscenity law titled An Act for the Suppression of Trade in, and Circulation of, Obscene Literature and Articles of Immoral Use, also called the Comstock Act. 2017-05-23 4 Jul 2018 - 4:40:59am
Julia Clifford Lathrop (1858–1932) Katherine Madgett Julia Clifford Lathrop was an activist and social reformer in the late nineteenth to early twentieth centuries and the first chief of the United States Children’s Bureau. In that capacity, she conducted demographic studies to identify links between socioeconomic factors and infant mortality rates. Lathrop mobilized the effort to increase birth registration and designed programs and publications to promote infant and maternal health throughout the US. 2017-05-22 4 Jul 2018 - 4:40:59am
Lydia Estes Pinkham (1819–1883) Rainey Horwitz Lydia Estes Pinkham invented and sold Lydia Pinkham’s Vegetable Compound, a medicinal tonic used to treat menstrual discomfort and promote female reproductive health in general, in the US during the nineteenth century. Pinkham also founded Mrs. Lydia E. Pinkham Medicine Company, a business that sold natural remedies for women’s health issues. Throughout her life, Pinkham acted as an authority on female wellness, writing medical pamphlets about female anatomy and reproductive processes. 2017-05-20 4 Jul 2018 - 4:40:59am
Alfred Henry Sturtevant (1891–1970) Kevin Gleason Alfred Henry Sturtevant studied heredity in fruit flies in the US throughout the twentieth century. From 1910 to 1928, Sturtevant worked in Thomas Hunt Morgan’s research lab in New York City, New York. Sturtevant, Morgan, and other researchers established that chromosomes play a role in the inheritance of traits. In 1913, as an undergraduate, Sturtevant created one of the earliest genetic maps of a fruit fly chromosome, which showed the relative positions of genes along the chromosome. 2017-05-20 4 Jul 2018 - 4:40:59am

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