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argon

 (Ar) [ahr´gon]
a chemical element, atomic number 18, atomic weight 39.948. (See Appendix 6.)

Ar

Symbol for argon.

AREG

A gene on chromosome 4q13-q21 that encodes a member of the epidermal growth factor family, which is an autocrine growth factor and a mitogen for astrocytes, Schwann cells and fibroblasts. AREG interacts with the EGF/TGF-alpha receptor to promote the growth of normal epithelial cells and inhibits certain aggressive carcinoma cell lines.

AR

Autosomal recessive, also
1. Access recirculation, see there.
2. Acoustic reflex.
3. Active resistance–rehabilitation medicine.
4. Adrenergic receptor.
5. Allergic reaction.
6. Allergic rhinitis.
7. Aortic regurgitation.
8. Apical rate.

AR

, A/R
Abbreviation for accounts receivable.

Ar

Symbol for argon
References in periodicals archive ?
The main purpose of the PAM method was to provide information and tool in making of agriculture policy, especially in the aren sugar processing business.
Breadth distribution of aren trees was caused its height adaptability.
"The only source of funding for the Rehab Center comes from the store," Aren said.
Aren Magnussen said he plans to open Interwest branches in the TriCities and Spokane within the next couple years, with the Tri-Cities operation coming on line in 2009.
Still, says Sinks, while there may be little evidence that people get enough mercury or other contaminants from fish to suffer short-term harm, "there might be subtle, adverse neurological problems over the long term that we aren't noticing."
@Lynseycarlisle The prisoners aren''''t going to be roaming the streets, so surely the creation of a huge amount of jobs is a good thing @dhod13 How many of these jobs will be for wrexham folk?
Supporters across the sea aren''t forgotten either, with International Membership priced at PS15.99.
Arsene Wenger: Thanks to the Arsenal boss for reminding us that things aren''t that bad.
But her children, Finn, seven, and Hal, five, aren''t among them.
Indie Or if the population is reducing how about reducing the amount they waste (oops spend) on services that either aren''t needed, aren''t wanted or are woefully inefficient.
Sam Trudgill I think if people aren''t idiots it could be a good thing.
What was the point in giving Carr a long contract if they are not going to follow up his hard work by buying the players he and his team spend all their time scouting around Europe for?" Darrell Faichen said: "Just aren''t good enough.