25,729 articles
Margaret C. Heagarty
Margaret Caroline Heagarty (1934-2022) was an American pediatrician and Columbia University professor who directed pediatrics at Harlem Hospital Center for 22 years, studied prenatal cocaine exposure, and joined the National Academy of Medicine.
Margaret D. Sovie
Margaret D. Sovie was an American nurse administrator and researcher who led the 1983 American Academy of Nursing study behind the Magnet Recognition Program and died in 2002.
Margaret E. Mahoney
Margaret E. Mahoney (1924–2011) was an American philanthropy leader who was the first woman to head a major U.S. foundation, as president of the Commonwealth Fund.
Margaret E. O’Kane
Margaret E. O'Kane, known as Peggy O'Kane, is an American health care quality expert who founded NCQA in 1990 and pioneered HEDIS and health plan accreditation.
Margaret Sanger
Margaret Sanger (1879-1966), American nurse and birth control activist, coined the term "birth control," opened the first U.S. birth control clinic (Brownsville, 1916), founded the American Birth Control League, precursor of Planned Parenthood, and helped spur the birth control pill.
Margaret Schwarze
Margaret L. "Gretchen" Schwarze is an American vascular surgeon and medical ethicist at the University of Wisconsin–Madison, known for the Best Case/Worst Case tool for high-stakes surgical decisions.
Margetuximab
Margetuximab, sold as Margenza, is an Fc-engineered monoclonal antibody against HER2 developed by MacroGenics, approved in the US in 2020 with chemotherapy for HER2-positive metastatic breast cancer.
Marginal zone of the spleen
Splenic marginal zone: border region between white and red pulp where SIGNR1/MARCO macrophages and rapid-response marginal zone B cells trap blood-borne pathogens; absent as a distinct compartment in humans, whose loss (asplenia) raises encapsulated-bacteria risk.
Maria Branyas
Maria Branyas Morera (1907–2024), American-born Catalan supercentenarian, world's oldest living person 2023 to August 2024, died at 117 years 168 days, eighth-oldest verified person; studied for longevity genes and daily yogurt diet.
Maria Palasis
Maria Palasis is a chemical engineer and medical-technology executive who has led Lyra Therapeutics since 2015 and was elected to the National Academy of Engineering in 2021.
Maria Vorontsova (Мария Владимировна Воронцова)
Maria Vladimirovna Vorontsova (Мария Владимировна Воронцова), also Maria Faassen, born 1985, is a Russian pediatric endocrinologist reported as Putin's eldest daughter, director of MSU's Medical Science and Education Institute, sanctioned in 2022, and co-owner of Nomenko.
Marianne Legato
Marianne Legato (born 1935) is an American cardiologist, Columbia professor emerita, and founder of gender-specific medicine, the Partnership for Gender-Specific Medicine (1997), the Foundation for Gender-Specific Medicine (1998), and the Blakeslee Award-winning book The Female Heart.
Maribavir
Maribavir (Livtencity) is an oral benzimidazole riboside antiviral that inhibits CMV UL97 kinase, used for ganciclovir-, foscarnet-, or cidofovir-refractory or resistant CMV infection in transplant recipients.
Maricadi vati
Maricadi vati (Maricādi Guṭikā, Marichadi Gutika) is a classical Ayurvedic black-pepper pill (Piper nigrum, Piper longum, yavakshara, pomegranate, jaggery) official in the Ayurvedic Pharmacopoeia of India for cough and asthma, distinct from Maricadi churna and taila.
Maricadya taila
Maricadya taila (Marichyadi Taila), Ayurvedic Formulary of India formulation AFI000571, is a mustard-oil-based medicated oil with herbs and arsenic minerals, applied externally for skin diseases (dadru, kushtha) and vitiligo.
Marie Stopes
Marie Stopes (1880–1958), British palaeobotanist and birth control campaigner, author of Married Love (1918), founder of the UK's first contraceptive clinic in 1921, and eugenicist; her name was dropped by MSI Reproductive Choices in 2020.
Marie Unna hereditary hypotrichosis
Marie Unna hereditary hypotrichosis (MUHH, hypotrichosis Marie Unna type) is a rare autosomal dominant hair loss disorder: sparse hair, eyebrows, and eyelashes at birth, wiry childhood hair, and progressive puberty-onset alopecia from U2HR mutations in the HR gene.
Marilyn Bergner
Marilyn Bergner was an American health services researcher at Johns Hopkins, best known as a developer of the Sickness Impact Profile questionnaire measuring illness's effect on daily functioning.
Marinesco-Sjögren syndrome
Marinesco-Sjögren syndrome (MSS), also called Garland-Moorhouse syndrome, is a rare autosomal recessive disorder caused by SIL1 gene variants, marked by cerebellar ataxia, early-onset cataracts, myopathy, and often intellectual disability.
Marinus Aart Van den Brink
Marinus Aart (Martin) van den Brink, born 1957, is a Dutch engineer who spent his forty-year career at ASML, retiring as President and Chief Technology Officer in 2024.
Marizomib
Marizomib (salinosporamide A, NPI-0052), an irreversible pan-proteasome inhibitor from the marine bacterium Salinispora tropica that crosses the blood-brain barrier; its phase 3 MIRAGE glioblastoma trial (749 patients) showed no survival benefit.
Marjorie A. Bowman
Marjorie A. Bowman is an American family physician and researcher elected to the Institute of Medicine in 1993 and editor of the Journal of the American Board of Family Medicine from 2003 to 2026.
Mark D. Smith
Mark D. Smith is an American physician, professor of clinical medicine at UCSF, and founding president and CEO of the California HealthCare Foundation from 1996 to 2013.
Mark Hyman (doctor)
Mark Hyman is an American family physician and functional medicine leader, founder of the UltraWellness Center and Cleveland Clinic's functional medicine center, co-founder of Function Health, pegan-diet author, and a figure whose saturated-fat and supplement claims draw scientific criticism.
Mark R. Chassin
Mark R. Chassin is an American physician and health policy researcher, president and CEO of The Joint Commission from 2008 to 2021 and a co-author of the Institute of Medicine's report To Err Is Human.
Mark Waggoner
Mark Waggoner is an American structural engineer and managing principal at Walter P Moore who designs retractable stadium roofs, including SoFi Stadium, and was elected to the National Academy of Engineering in 2026.
Marma Gutika
Marma Gutika (Marma Gulika) is a classical Ayurvedic polyherbal tablet from the Sahasrayoga, indicated for marma (vital point) disorders and trauma, containing about 35 herbal ingredients.
Marnetegragene autotemcel
Marnetegragene autotemcel (KRESLADI, marne-cel, formerly RP-L201) is Rocket Pharmaceuticals' autologous lentiviral gene therapy adding ITGB2 copies; FDA accelerated approval March 26, 2026 for pediatric severe LAD-I.
Marrow fibroblast
Marrow fibroblast (Cell Ontology CL:0002240): a fibroblast in the bone marrow, subtype of fibroblast and bone marrow stromal cell; the Friedenstein CFU-F lineage that supports hematopoiesis, forms bone, and drives marrow fibrosis.
MARS study
MARS (Molecular Diagnosis and Risk Stratification of Sepsis, NCT01905033) is a Dutch prospective ICU cohort study (Amsterdam AMC and UMC Utrecht, from 2011) that produced sepsis endotypes Mars1-4 and the SeptiCyte assay; distinct from MARS-India.