[DOC] [TLE] Leech - Wikipedia [PAR] Leeches are segmented worms that belong to the phylum Annelida and comprise 
the subclass ... Pharyngobdella: These so-called worm-leeches consist of 
freshwater or .... The leech produces an anticoagulant that prevents the stored 
blood from clotting, .... Bleeding may continue for some time, due to the leech's 
hirudin. [DOC] [TLE] Hirudin - Wikipedia [PAR] Hirudin is a naturally occurring peptide in the salivary glands of medicinal 
leeches (such as Hirudo medicinalis) that has a blood anticoagulant property. 
This is fundamental for the leeches' alimentary habit of hematophagy, since it 
keeps the blood flowing after the initial phlebotomy performed by the worm ... A 
key event in the final stages of blood coagulation is the conversion of... [DOC] [TLE] Leech - New World Encyclopedia [PAR] Apr 2, 2008 ... Pharyngobdellae: These so called worm-leeches consist of .... Lastly, the leech 
saliva contains a peptide called hirudin, which is a highly effective anticoagulant. 
The leech needs this to prevent blood clots (which would block its feeding) ... The 
anticoagulant drug is derived from the tissues of H. medicinalis... [DOC] [TLE] Biology | leeches-medicinalis.com [PAR] When it bites its prey, the leech then feeds on the blood and at the same time 
injects ... The leech Hirudo medicinalis is a segmented worm that is dorso-
ventrally flattened. .... injected promotes ingestion of the blood meal by 
preventing coagulation. ... saliva containing a number of active substances, such 
as anticoagulants,... [DOC] [TLE] Leech Therapeutic Applications - NCBI - National Institutes of Health [PAR] The blood-sucking annelids, leeches have been used for therapeutic purposes ... 
possesses a highly-developed mechanism by which they prevents blood clotting[
2]. ... Furthermore, another presumed role of these enzymes is to prevent B ... of 
an anticoagulant agent in leech saliva, which he called hirudin[23], which was... [DOC] [TLE] Check and uncheck as needed to select sections to print. Then ... [PAR] Most leeches live in ponds and streams, where they feed upon worms, snails, 
and insect larvae ... chance to attach themselves to a fish, turtle, or a wading bird 
or mammal to suck its blood. ... The saliva of these leeches also contains an 
anticoagulant called hirudin, which prevents blood clots and can dissolve them 
as well. [DOC] [TLE] Leeches | DermNet New Zealand - All about the skin [PAR] Leeches are bloodsucking worms that have been used in medicine as far ... One 
of the biggest problems with this kind of surgery is blood clotting which ... 
Historically, leech collectors would wade in leech-infested waters collecting these 
as they ... Anticoagulant enzymes  leeches secrete an anticoagulant called 
hirudin... [DOC] [TLE] hirudin | anticoagulant | Britannica.com [PAR] Hirudin, an extract from leeches, is used as a blood anticoagulant. ... The leech's 
saliva contains substances that anesthetize the wound area, dilate the blood 
vessels to ... leech ( Hirudo medicinalis), is used to prevent blood clots following 
surgery; ... One of these substances is hirudin, a naturally occurring polypeptide 
that... [DOC] [TLE] leeching | medical procedure | Britannica.com [PAR] The application of a living leech to the skin in order to initiate blood flow or 
deplete ... is the European medicinal leech, Hirudo medicinalis, an aquatic 
segmented worm ... One of these substances is hirudin, a naturally occurring 
polypeptide that inhibits the actions of thrombin, one of the enzymes that 
facilitates blood clotting. [DOC] [TLE] Adventist Youth Honors Answer Book/Nature/Worms - Wikibooks ... [PAR] Answer the following questions about earthworms. .... Due to an anticoagulant (
hirudin) that leeches secrete, bites may bleed more than a ... Leeches do carry 
parasites in their digestive tract, but these cannot survive in humans ... Lastly, the 
leech saliva contains a substance called hirudin, which keeps blood from clotting. [DOC] [TLE] Can Leeches Really Be Used To Cleanse Your Blood? - Mental Floss [PAR] But these blood-sucking worms have a history of medicinal use that dates back ... 
Apparently, it's all down the unique properties of leech saliva. Experts say it 
contains up to 15 different enzymes that

Question: The saliva of these worms prevents blood from clotting with an anticoagulant called hirudin
Answer: Leeches