Other trials, to begin in the fall, will study a monovalent vaccine that has a gene only from the Zaire strain.
monovalent atoms are those which can, under no circumstances, unite with more than one other atom.
Cholesterine, ko-les′te-rin, n. a substance occurring abundantly in bile and biliary calculi, probably a monovalent alcohol.
For the sake of simplicity we can assume that these ions are all monovalent.
Similarly, a trivalent atom, such as that of Nitrogen, can unite with three monovalent atoms.
A tetravalent atom, such as that of Carbon, can combine with four monovalent atoms.
monovalent mon·o·va·lent (mŏn'ə-vā'lənt)
Able to form only one covalent or ionic bond.
Having a valence of one; univalent.
Of or relating to an antiserum containing an antibody or antibodies specific for one antigen.
Containing antigens from a single strain of a microorganism.
Having only one site of attachment. Used of an antibody or antigen.