• 2005. Phylogeny of the New World medicinal leech family Macrobdellidae. (amnh.org)
  • Twelve variable microsatellite loci for the North American medicinal leech, Macrobdella decora . (amnh.org)
  • The best-known, such as the medicinal leech, Hirudo medicinalis , are hematophagous , attaching themselves to a host with a sucker and feeding on blood, having first secreted the peptide hirudin to prevent the blood from clotting. (wikipedia.org)
  • In the 18th and 19th centuries, medicinal leeching was popular for treating a variety of human illnesses, including mental disorders, whooping cough, gout, tumors, headaches and obesity. (dvm360.com)
  • Hirudo medicinalis , the leech most commonly used in medicinal leeching, is a segmented invertebrate that can reach 20 cm in length and is usually brownish green with a dorsal red stripe. (dvm360.com)
  • Medicinal leeching can be used to reduce complications of microvascular ( e.g., replantation) or reconstructive surgeries ( e.g., skin flaps), to decrease postoperative swelling from damaged venous structures, and to drain hematomas. (dvm360.com)
  • Nontraditional uses of medicinal leeching include helping in the treatment of osteoarthritis, otitis media and compartment syndrome. (dvm360.com)
  • Medicinal leech therapy helps remove venous blood, which reduces the capillary filling pressure, so that damaged veins have time to recover and arterial capillary beds can reperfuse. (dvm360.com)
  • Investigators are taking treatment for osteoarthritis of the knee back to the future.They find applying leeches to the knees of patients helps relieve pain and other symptoms better than traditional topical medications. (medindia.net)
  • In this study, 51 patients with osteoarthritis of the knee were assigned to receive either traditional treatment with a standard topical medication for 28 days or a single treatment involving the application of four to six leeches to the affected area. (medindia.net)
  • In an accompanying editorial, Marc C. Hochberg, M.D., M.P.H., from the University of Maryland, suggests these findings offer hope to patients for whom no other treatment relieves the pain of osteoarthritis -- especially if researchers can identify the active ingredient in leech therapy that leads to the effectiveness of the treatment. (medindia.net)
  • The efficacy of leeches in salvaging flaps in human surgical patients has been widely proved, with some studies quantifiably illustrating increased blood flow throughout the leech-treated flap. (dvm360.com)
  • While future studies might demonstrate consistent efficacy of leech therapy, the more exciting aspect of this work is the potential for the discovery of a novel analgesic agent that could be safely administered without the need for a leech bite," he writes. (medindia.net)
  • Both groups are hermaphrodites and have a clitellum , but leeches typically differ from the oligochaetes in having suckers at both ends and in having external annulations that do not correspond with their internal segmentation. (wikipedia.org)
  • The mouths of these leeches consist of a tripartite jaw, which creates the typical star or Y-shaped bite, with 60 to 100 teeth total, and each mouth has its own secretory opening. (dvm360.com)
  • Provides information on leeches and how they can be used in veterinary medicine for treating abscesses, painful joints, glaucoma, myasthenia and to heal venous diseases and thrombosis. (dmoztools.net)
  • Leach, W. E., 1822: Characters of a new genus of coleopterous insects of the family Byrrhidae. (gbif.org)
  • Dr. Leach is an international authority on research in plant disease physiology, with emphasis on the molecular biology of hostparasite interactions and the mechanisms by which plants resist disease. (apsnet.org)
  • Dr. Leach is highly active within her department and campus and teaches a three-credit, upper-division, graduate-level course entitled "molecular plant-microbe interactions. (apsnet.org)
  • Dr. Leach is noted for the diversity of approaches and quality of work directed to understand the Xanthomonas -rice pathosystem. (apsnet.org)
  • Leech therapy is especially helpful with auricular replantation because of the challenging aspect of finding and reconnecting vessels of this size and the risk of damage to vessels during attempts at anastomosis. (dvm360.com)
  • At a one week follow-up, patients who received the leech therapy reported significantly less pain than those who were using the topical medication. (medindia.net)
  • The work of Dr. Leach and her laboratory group, along with their collaborators, has great implications for the strategies involved in breeding for resistance to bacterial blight and clarifies the many previous reports of pathogen variation. (apsnet.org)
  • The leeching process is minimally invasive and pain-free because of an anesthetic, histamine-like substance that is found in leech saliva. (dvm360.com)
  • Scientists believe leeches help reduce pain through biologically active substances found in their saliva. (medindia.net)
  • Accomplished columnist/author/entrepreneur, Eric J. Leech, tragically born into this world without a GI Joe (with a Kung Fu grip) or silver spoon, has trudged his way trough life learning and growing by his mistakes. (treehugger.com)
  • Leeches were used in medicine from ancient times until the 19th century to draw blood from patients. (wikipedia.org)
  • While pain scores after seven days were similar for the two groups, the leech group continued to report better function, less stiffness, better overall symptom control, and improved quality of life throughout the study. (medindia.net)
  • Leeches have a large sucker on their caudal end, which is used for crawling and attachment. (dvm360.com)
  • Few would object to the idea that leech nerve cells can, along with so many other mindless physical systems, be modelled using maths. (newscientist.com)
  • South Pasadena High alumnus Keaton Leach, who played at Glendale Community College this year after signing with Fresno State, was selected Saturday in the Major League Baseball Draft by the Chicago Cubs in the 32nd round with the 948th overall pick. (baltimoresun.com)
  • Dr. Leach has received many honors including Distinguished Graduate Faculty Member of KSU in 1996 and University Distinguished Professor in 1998. (apsnet.org)