alpha-

α-

/α-/ a prefix designating (1) the position of a substituting atom or group in a chemical compound; (2) the specific rotation of an optically active compound; (3) the orientation of an exocyclic atom or group; (4) a plasma protein migrating with the α band in electrophoresis; (5) first in a series of related entities or chemical compounds.

alpha-

Combining form denoting first. Alpha is the first letter of the Greek alphabet.
References in periodicals archive ?
It also could change treatment programs, perhaps by incorporating the monitoring of a patient's ratio of alpha- to beta-receptor stimulation or by developing medications that act on receptor sites.