bivalent


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

bi·va·lent

 (bī-vā′lənt)
adj.
1. Genetics Relating to or being a pair of homologous, side-by-side chromosomes, especially during meiosis; double.
2. Chemistry & Immunology Divalent.

bi·va′lence, bi·va′len·cy n.

bivalent

(baɪˈveɪlənt; ˈbɪvə-)
adj
1. (Chemistry) chem another word for divalent
2. (Genetics) (of homologous chromosomes) associated together in pairs
n
(Genetics) a structure formed during meiosis consisting of two homologous chromosomes associated together
biˈvalency n

bi•va•lent

(baɪˈveɪ lənt, ˈbɪv ə-)

adj.
1.
a. having a valence of two.
b. having two valences.
2. pertaining to associations of two homologous chromosomes.
n.
[1865–70]
bi•va′lence, bi•va′len•cy, n.

bi·va·lent

(bī-vā′lənt)
Chemistry
Having a valence of 2.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.bivalent - having a valence of two or having two valences
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
2.bivalent - used of homologous chromosomes associated in pairs in synapsisbivalent - used of homologous chromosomes associated in pairs in synapsis
genetic science, genetics - the branch of biology that studies heredity and variation in organisms
multivalent - used of the association of three or more homologous chromosomes during the first division of meiosis
univalent - used of a chromosome that is not paired or united with its homologous chromosome during synapsis; "a univalent chromosome"
Translations

bivalent

[ˈbaɪˈveɪlənt] ADJbivalente

bivalent

References in periodicals archive ?
plans to enter the global cervical cancer market with the launch of its bivalent HPV vaccine Cecolin.
In SA, there are currently two vaccines registered for the prevention of HPV-related disease: a quadrivalent vaccine (against HPV types 6, 11, 16 and 18 (Gardasil)) and a bivalent vaccine (against HPV types 16 and 18 (Cervarix)).
Tenders are invited for Human Papilloma Virus Vaccine Bivalent
The bivalent vaccine protects against HPV-16 and -18, the most common oncogenic HPV types, which are responsible for [approximately equal to]70% of HPV-associated cervical cancers and a large proportion of other HPV-related cancers (1).
Revaccination is not routinely recommended for individuals who completed the three-dose series with the quadrivalent HPV vaccine or the bivalent HPV vaccine, the committee noted.
Doctors found just one lot of the bivalent human papillomavirus vaccine may offer a level of protection similar to the two or three doses normally given.
The bivalent human papillomavirus (HPV) vaccine, which generates immunity to the cancer-causing types 16 and 18 of the virus, appears to be effective in protecting women older than 25 against infection and precancerous cervical lesions, according to a randomized trial conducted in 12 countries, including several developing nations.
Hence, this vaccine is referred to as a bivalent vaccine.
He stated that this achievement has been possible with resolute will at the highest levels, technological innovations like the indigenous bivalent polio vaccine, adequate domestic financial resources and close monitoring of polio programme, with which immunization levels soared to 99 percent coverage and India achieved polio eradication.
Cervarix: Bivalent vaccine; protects against two strains 16 & 18.
There is a need to switch from trivalent to bivalent OPV (oral polio vaccine) now because it has been realised that most current polio vaccines contains the type 2 virus, which is no longer predominant.
Study subjects were randomized to receive either placebo or the bivalent vaccine, which also targets norovirus genotype GI.