Life and health scientists

Irwin Davidson

Irwin Davidson is a French-based molecular biologist and CNRS Research Director at the IGBMC in Illkirch, known for work on TFIID transcription factors and melanoma epigenetics.

Irwin Fridovich

Irwin Fridovich (1929–2019) was an American biochemist who spent his career at Duke University and discovered superoxide dismutase, the enzyme that defuses the superoxide radical in living cells.

Irwin Gunsalus (1912–2008) was an American biochemist and enzymologist at the University of Illinois known for discovering lipoic acid and establishing pyridoxal phosphate as the coenzyme form of vitamin B6.

Irwin H. Lepow

Irwin H. Lepow (1923–1984) was an American immunologist and physician who defined the biochemistry of the complement system and discovered the serum inhibitor deficient in hereditary angioedema.

Sep 17, 2026

Irwin H. Rosenberg

Irwin H. Rosenberg is an American physician and nutrition scientist at Tufts University who led its Human Nutrition Research Center on Aging and studies folate, vitamin B12, and brain aging.

Irwin J. Kopin

Irwin J. Kopin was an American physician-scientist at the NIH who studied catecholamines, led NINDS as scientific director from 1983 to 1994, and published more than 730 articles.

Irwin L. Goldknopf

Irwin L. Goldknopf, also recorded as Ira L. Goldknopf, is a biochemist who discovered protein A24 at Baylor College of Medicine, the first known covalent conjugate of ubiquitin with another protein.

Irwin M. Arias

Irwin M. Arias, known as Win, is an American hepatologist and physician-scientist who defined bile secretion mechanisms and, at NIH since 2001, coordinates the Demystifying Medicine course.

Irwin Rose

Irwin Rose (1926–2015) was an American biochemist and enzymologist who shared the 2004 Nobel Prize in Chemistry for working out how cells tag proteins with ubiquitin for destruction.

Isaac Djerassi

Isaac Djerassi (1925–2011) was a Bulgarian-born American physician and cancer researcher who pioneered platelet transfusion support for intensive chemotherapy and high-dose methotrexate treatment, working in Sidney Farber's group in Boston.

Isaac Edery

Isaac Edery is a molecular biologist and Rutgers University professor who studies circadian clocks and sleep-wake behavior in the fruit fly Drosophila, based at CABM in Piscataway, New Jersey.

Isaac M. Chiu

Isaac M. Chiu, also known as Isaac Chiu, is a Professor of Immunology at Harvard Medical School who studies how pain-sensing neurons signal to immune cells in host defense.

Sep 17, 2026

Isaac S. Kohane

Isaac S. (Zak) Kohane is an American physician-scientist in biomedical informatics, inaugural Chair of the department at Harvard Medical School, known for the i2b2 clinical research software and AI in medicine.

Isaak Wahl

Isaak Wahl (יצחק ואהל, 1915–2004) was an Israeli botanist and phytopathologist, a 1992 Israel Prize laureate whose research on disease resistance in wild cereals shaped crop breeding worldwide.

Isabel Behncke

Isabel Behncke Izquierdo is a Chilean primatologist and evolutionary anthropologist who led the first in-depth study of play in wild bonobos in the Democratic Republic of Congo.

Isabelle C. Van Gelder

Isabelle C. Van Gelder is a Dutch cardiologist and professor at University Medical Center Groningen who led the RACE trials on rate versus rhythm control in atrial fibrillation.

Isabelle Soerjomataram

Isabelle Soerjomataram is a medical epidemiologist at the International Agency for Research on Cancer in Lyon, known for GLOBOCAN global cancer estimates and quantifying cancers attributable to alcohol, tobacco, and high body weight.

Isabelle Vernos

Isabelle Vernos is a Spanish cell biologist and ICREA Research Professor at the Centre for Genomic Regulation in Barcelona, known for identifying Xenopus kinesin proteins that position chromosomes during cell division.

Isaiah J. Fidler

Isaiah J. Fidler (1936–2020) was an Israeli-born American cancer researcher who founded the modern field of metastasis biology, led MD Anderson's cancer biology department, and served as AACR president.

Isao Arita

Isao Arita, born 1926, is a Japanese virologist who led the WHO Smallpox Eradication Unit from 1977, developed its surveillance-and-containment system, and shared the 1988 Japan Prize for eradicating smallpox.

Isao Saito

Isao Saito (齋藤烈) is a Japanese bioorganic chemist known for the guanine–guanine stacking rule, which identifies the most readily oxidized guanine sites in DNA.

Isha Himani Jain

Isha Himani Jain, also published as Isha H. Jain, is a biologist at UCSF, Gladstone Institutes, and Arc Institute who showed breathing low-oxygen air can treat mitochondrial disease.

Ishac Nazy

Ishac Nazy is a Canadian scientist at McMaster University in Hamilton, Ontario, who studies immune platelet disorders including HIT and VITT, and directs the McMaster Platelet Immunology Laboratory.

Ishizaka Teruko

Ishizaka Teruko (石坂照子) was a Japanese immunologist who co-discovered immunoglobulin E, the antibody behind allergic reactions, with her husband Kimishige in Denver in 1966, later winning the Gairdner Award.

Ishwar Radhakrishnan

Ishwar Radhakrishnan is a structural molecular biologist and Professor of Molecular Biosciences at Northwestern University, known for NMR solution structures of transcriptional coactivator, corepressor, and ubiquitin-signaling complexes.

Isidor Clinton Rubin

Isidor Clinton Rubin (1883–1958) was an American gynecologist at Mount Sinai Hospital in New York who devised the Rubin test, a 1919 non-operative method of determining whether fallopian tubes were open.

Isidore Edelman

Isidore Edelman (1920–2004) was an American biochemist and physician known for explaining how aldosterone stimulates sodium transport in the kidney, and for building research departments at UCSF and Columbia.

Isidore Rigoutsos

Isidore Rigoutsos is a computational biologist who founded the Computational Medicine Center at Thomas Jefferson University in Philadelphia, known for the rna22 microRNA target-prediction method.

Isidro B. Salusky

Isidro B. Salusky is a pediatric nephrologist, Distinguished Professor of Pediatrics and Chief of Pediatric Nephrology at UCLA, known for research on renal osteodystrophy and CKD-MBD in children on dialysis.