72,234 articles
Hedgehog protein
Hedgehog (Hh) proteins are a family of secreted signaling molecules, or morphogens, that control cell growth and patterning during embryonic development; vertebrates carry three, Sonic, Indian, and Desert hedgehog.
Hedgehog signaling pathway
Hedgehog signaling pathway: conserved developmental pathway (Hh, Patched, Smoothened, Ci/Gli); vertebrate ligands Shh, Ihh, Dhh; cilium-dependent in vertebrates; dysregulation causes birth defects and basal cell carcinoma.
Hedvig Hricak
Hedvig Hricak (Hričak), born 1946 in Zagreb, is a Croatian-born American radiologist who chaired Radiology at Memorial Sloan Kettering Cancer Center from 1999 to 2023.
Hedwigiales
Hedwigiales (synonym Helicophyllales) is an order of acrocarpous mosses in Bryidae containing Hedwigiaceae, Rhacocarpaceae, and Helicophyllaceae, placed sister to Bartramiales at the base of the Bryidae.
Hedy L. Kindler
Hedy L. Kindler, also known as Hedy Lee Kindler, is an American medical oncologist at the University of Chicago known for mesothelioma research and the POLO pancreatic cancer trial.
Hedychium
Hedychium (garland-lily, ginger-lily) is a genus of 86 accepted rhizomatous Zingiberaceae species native to Madagascar and tropical and subtropical Asia; best-known species include white ginger (H. coronarium) and Kahili ginger (H. gardnerianum).
Hedyotis
Hedyotis L. is a Rubiaceae (coffee family) genus of herbs and subshrubs, published by Linnaeus in 1753, native to tropical and subtropical Asia to the NW Pacific, with type species H. fruticosa and a long-debated Hedyotis-Oldenlandia complex now split into many genera.
Hedysarum
Hedysarum (sulla, sweetvetch) is a genus of about 227 legume species in Fabaceae, tribe Hedysareae, with lomented pods, native to temperate Eurasia, North Africa, and western North America, divided into sections Hedysarum, Multicaulia, and Stracheya.
Hee‐Sup Shin
Hee-Sup Shin (신희섭) is a South Korean neuroscientist known for pioneering a mouse model of empathy and for applying molecular genetics to the thalamus and social behaviors.
Hei Sook Sul
Hei Sook Sul is a metabolic physiologist, professor and chair of Nutritional Sciences and Toxicology at UC Berkeley, known for discovering Pref-1 and AdPLA's roles in fat-cell biology.
Heidi E. Hamm
Heidi E. Hamm is an American pharmacologist at Vanderbilt University who solved the first crystal structures of G proteins and was elected to the National Academy of Sciences in 2025.
Heidi Johansen‐Berg
Heidi Johansen-Berg is a cognitive neuroscientist at the University of Oxford whose neuroimaging research showed that white matter changes structurally in response to learning and training.
Heidi M Sosik
Heidi M. Sosik is an American biological oceanographer and Senior Scientist at the Woods Hole Oceanographic Institution who co-invented the Imaging FlowCytobot, an underwater plankton-imaging robot.
Heidi M. McBride
Heidi M. McBride, also published as Heidi McBride, is a cell biologist and Canada Research Chair at McGill's Montreal Neurological Institute, known for mitochondrial-derived vesicles.
Heidi Phillips
Heidi S. Phillips is an American neuroscientist at Genentech in South San Francisco, known for co-authoring the 1994 GDNF paper and the 2006 molecular classification of high-grade glioma.
Heikegani (平家蟹)
Heikegani (平家蟹), Heikeopsis japonica, are small Japanese crabs whose face-like carapace grooves spawned a legend that they hold the souls of Taira warriors drowned at Dan-no-ura in 1185; scientists attribute the faces to pareidolia, not artificial selection.
Heikki Joensuu
Heikki Joensuu (born 1956) is a Finnish oncologist and cancer researcher, professor at the University of Helsinki from 1994 to 2019, known for the FinHer breast cancer trial and adjuvant imatinib trials in GIST.
Heikki Peltola
Heikki Peltola is a Finnish pediatric infectious-diseases researcher at the University of Helsinki, known for Hib vaccine trials in about 90,000 infants and Finland's two-dose MMR program.
Heikki V. Huikuri
Heikki V. Huikuri, born 1952, is a Finnish cardiologist and emeritus professor at the University of Oulu known for research on heart-rate variability and sudden cardiac death.
Heiko Braak
Heiko Braak (born 1937) is a German neuroanatomist, professor at the University of Ulm, whose Braak stages of Alzheimer's and Parkinson's disease are used worldwide.
Heiko Lickert
Heiko Lickert is a German developmental and stem cell biologist who studies pancreatic beta cells and directs the Institute of Diabetes and Regeneration Research at Helmholtz Munich since 2011.
Heimdallarchaeota
Heimdallarchaeota, also called Candidatus Heimdallarchaeota, is a phylum of Asgard archaea known almost entirely from metagenome-assembled genomes and repeatedly recovered as the closest archaeal relatives of eukaryotes.
Heimdallarchaeota and the eukaryotic sister debate
Heimdallarchaeota, class Heimdallarchaeia, is a group of Asgard archaea known from metagenome-assembled genomes, at the center of the debate over whether eukaryotes arose within it or as its sister group.
Heimo Ehmke
Heimo Ehmke is a German physician and physiologist at the University Medical Center Hamburg-Eppendorf, where he directs the Institute of Cellular and Integrative Physiology and studies hypertension and cardiac arrhythmias.
Hein G. Gooszen
Hein G. Gooszen, born 1948 in Zeist, is a Dutch gastrointestinal surgeon who led the PANTER and PROPATRIA pancreatitis trials and was professor of surgery at Utrecht.
Hein J.J. Wellens
Hein J.J. Wellens (Hein J. Wellens) was a Dutch cardiologist, born 1935 and died 2020, who was a founder of clinical cardiac electrophysiology and built Maastricht's arrhythmia service into an internationally recognized center.
Hein te Riele
Hein te Riele is a Dutch molecular biologist and group leader at the Netherlands Cancer Institute in Amsterdam, known for work on DNA mismatch repair and cancer.
Heine H. Hansen
Heine H. Hansen (1938–2011) was a Danish medical oncologist in Copenhagen who devoted his career to lung cancer and helped found the IASLC and ESMO.
Heiner syndrome
Heiner syndrome, or cow's milk-induced pulmonary hypersensitivity, is a rare non-IgE milk allergy of infants causing pulmonary hemosiderosis, anemia, and failure to thrive, resolving on a milk-free diet.
Heiner Wedemeyer
Heiner Wedemeyer, born 1967 and recorded as Hans-Heinrich Wedemeyer, is a German hepatologist and director of gastroenterology at Hannover Medical School known for hepatitis D research and bulevirtide's development.