tetravalent


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tet·ra·va·lent

 (tĕt′rə-vā′lənt)
adj.
1. Chemistry Having valence 4.
2. Immunology
a. Having four sites of attachment. Used of an antibody or antigen.
b. Containing antigens from four strains of a microorganism or virus. Used of a vaccine or serum.

tetravalent

(ˌtɛtrəˈveɪlənt)
adj
1. (Chemistry) having a valency of four
2. (Chemistry) Also: quadrivalent having four valencies
ˌtetraˈvalency n

tet•ra•va•lent

(ˌtɛ trəˈveɪ lənt, tɛˈtræv ə-)

adj.
1. having a valence of four.
[1865–70]
tet`ra•va′lence, tet`ra•va′len•cy, n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.tetravalent - haveing a valence of four
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
Translations

tet·ra·va·lent

n. tetravalente, que posee una valencia química igual a cuatro.
References in periodicals archive ?
5 billion in public funds in connection with the procurement of the Dengvaxia vaccine and implementation of the School-Based Immunization of Tetravalent Dengue Vaccine of the DOH in the National Capital Region, Calabarzon and Central Luzon during 45 days before the May 2016 elections.
Undeniably, Aquino III, Abad, Garin and Lecciones had caused the procurement of millions of doses of the Dengvaxia vaccine for P3,500,000,000 even if the same has no appropriation cover and does not belong to the same allotment class, in connection with the implementation of the School-Based Immunization of Tetravalent Dengue Vaccine of the DOH on a mass scale in the National Capital Region (NCR), Calabarzon and Central Luzon.
France-based Sanofi Pasteur, in a November 29 disclosure, said that post-clinical trial study of Dengue Tetravalent Vaccine (Live, Attenuated) indicated an increased risk of hospitalization for dengue and "severe" dengue, "predominantly Grade I or II Dengue Hemorrhagic Fever", for patients not previously infected by the virus, which is spread through mosquito bites.
Subsequent to the introduction of a tetravalent meningococcal conjugate vaccine (MCV4) further declines--sustained over a longer time period than previously observed--have occurred, reaching a nadir of approximately 400 annual cases.
Combinations for Lyophilization of Live Attenuated Tetravalent Dengue Vaccine.
To achieve higher conductivity in ZnO thinfilms, various tetravalent metal dopants such as Tin ([Sn.
The availability of safe and effective tetravalent dengue vaccine is a global requirement to prevent epidemics, morbidity, and mortality associated with it.
The pharma firm has been granted approval by the Drug Controller General of India (DCGI), Central Drugs Standard Control Organisation (CDSCO) and Central Drug Laboratory (CDL) to commercialise the tetravalent inactivated influenza vaccine known as Vaxiflu-4, to be used for seasonal flu, Cadila Healthcare said in a filing to BSE.
Earlier Investigators have focused their attentions for modification of the inherent magnetic and electrical properties of ferrites by substituting with either single trivalent metal ions like Cr, La, Nd [17]or the suitable combination of divalent + trivalent, Co-La [18]or combination of divalent + tetravalent ions, Ni-Zr [19].
Objective: Vanadyl sulphate, an inorganic tetravalent salt of transition metal vanadium is conventionally used to treat diabetes and by athletes as body-building supplement.
has initiated a Phase IH double-blind, randomized and placebo-controlled trial of its live-attenuated tetravalent dengue vaccine candidate (TAK-003).
Vanadyl sulphate is a tetravalent salt of vanadium and is obtained from mostly inorganic sources like earth's crust and used to treat diabetes mellitus and as a constituent of body building supplements worldwide including advanced countries2.