mud

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Drug slang A regionally popular street term for opium or heroin
Molecular biology A defective derivative of phage Mu; mud insertions are used to construct operon and gene fusions in enteric bacteria
Vox populi A popular term for very strong coffee or espresso

donor

(do'nor) [Fr. doneur fr L. donator, giver, donor]
1. A person or animal that furnishes blood, tissue, or an organ to be used in another person.
2. In chemistry, a compound that frees part of itself to unite with another compound called an acceptor.

artificial insemination donor

Abbreviation: AID
A male who provides sperm to be used to fertilize a woman seeking to become pregnant.

blood donor

One who gives blood (or its components) to be used for transfusion.

cadaveric donor

One who donates an organ or tissue after his or her death.

directed donor

A family member, friend, or significant other who gives blood, an organ, or tissue to another person to support a vital function or prevent death.

HLA-mismatched related donor

Mismatched related donor.

human leukocyte antigen matched unrelated donor

Matched unrelated donor.

hydrogen donor

In oxidation-reduction reactions, a substance that gives up hydrogen atoms to another substance, the acceptor.
See: hydrogen acceptor

living donor

One who donates an organ or tissue while he or she is still living. Living donors must be healthy and antigenically matched to the recipient.

matched unrelated donor

Abbreviation: MUD
One who donates an organ or tissue (such as bone marrow stem cells) to another person with human leukocyte antigens identical to those of the organ recipient.
Synonym: human leukocyte antigen matched unrelated donor

mismatched related donor

Abbreviation: MMRD
An organ or tissue donor who is a family member of the organ recipient but whose human leukocyte antigens are not identical to those of the recipient. In general in organ transplantation, organ and recipient survival are highest when the donor and the recipient share the same HLA antigens.
Synonym: HLA-mismatched related donor

nondirected donor

A person who donates blood, an organ, or tissue to the community at large and is unknown to the recipient.

related HLA-identical donor

Related identical donor.

related identical donor

Abbreviation: RID
A family member who donates an organ or tissue (such as a kidney or bone marrow stem cells) to another family member who shares perfectly matched human leukocyte antigens. Organ transplantations from RIDs have higher success rates than transplants obtained from mismatched related donors (MMRDs) or from matched unrelated donors (MUDs).
Synonym: related HLA-identical donor

universal donor

A person who has group O red blood cells. In a life-threatening emergency this person's cells can be transfused into any patient in need of red blood cells.

matched unrelated donor

Abbreviation: MUD
One who donates an organ or tissue (such as bone marrow stem cells) to another person with human leukocyte antigens identical to those of the organ recipient.
Synonym: human leukocyte antigen matched unrelated donor
See also: donor

mud

pertaining to or emanating from wet conditions underfoot.

mud fever
said of horses affected by dermatophilosis, leptospirosis, greasy heel.
mud snail
lymnaeatruncatula.
References in periodicals archive ?
It seemed the rasp of the mudguard was being joined by more would-be instrumentalists eager to get in on the act.
Mr Rydeard said he believed a bullet had penetrated the metal mudguard and "skirted" through the tread of the bike's rear wheel.
Next moment Olivia was sent flying as a mudguard hit her.
Spray water within the wing and mudguard cavities is drawn aerodynamically through the matrix of the Spraydown flap where it is progressively drawn in and drained down the gullies to surface level before discharging back onto the road surface.
Yet even apart from the mudguard issue - and, sorry, I have far too sad a relationship with the washing machine ever to be convinced that the mud-splattered look is in any way cool - mountain bikes are unsuitable for children because they are so heavy.
On the Saturday after qualifying14thon the grid,Chris and Pete were in 10th place and in a dogfight with the four bikes immediately in front of them when the front mudguard snapped.
The model is inspired from the CX-01 concept and features a muscular fuel tank, a digital instrument cluster, Wave Disc with CBS, dual tone shade front mudguard and a one piece seat.
Nicholls described the shunt with Adams thus, 'My leg got stuck under Leigh's mudguard and, though my knee hurt, I went out in the rerun.
Mr Brereton, who lives in Wirral, was riding behind the 20-year-old when her tail bag worked loose and jammed between her rear wheel and mudguard.
After his ordeal, not so freshman Brian Dennis complained: "You can never find a mudguard when you need one.
It features LED daytime-running lights and a new fuel tank, mudguard, Pirelli Sport Demon tyres mounted on Y-spoke black alloy wheels and an LED tail-light.
The Northern Mudguard was the magazine of the 2/1st Northern Cyclists Battalion.