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polybasic

   Also found in: Medical, Encyclopedia 0.02 sec.
pol·y·ba·sic  (pl-bsk)
adj.
Of or relating to an acid that has two or more hydrogen atoms that can be replaced by basic atoms or radicals.
polybasic [ˌpɒlɪˈbeɪsɪk]
adj
(Chemistry) (of an acid) having two or more replaceable hydrogen atoms per molecule
polybasic  (pl-bsk)
Of or relating to an acid that has two or more hydrogen atoms per molecule that can be replaced by basic atoms or radicals.
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We found that the H cleavage site of the selected influenza subtype H5N1 isolates (determined from the Veterinary Laboratory Agency) contained polybasic amino acids, which are characteristic of HPAI A viruses (Table 2).
Avian influenza outbreaks in chickens, Bangladesh by Biswas, Paritosh K.; Christensen, Jens P.; Ahmed, Syed S.U.; Barua, Himel; Das, Ashutosh; Rahman, Mo / Emerging Infectious Diseases
Since the swelling properties of polybasic gels are influenced by buffer solution, no additional ions through buffer solution were added to the medium for setting pH.
Carrageena-g-poly(acrylamide)/poly(vinylsulfonic acid, sodium salt) ... by Pourjavadi, Ali; Ghasemzadeh, Hossein / Polymer Engineering and Science
Tertiary alcohols would lead to optimum hydrolytic stability, but secondary alcohols are commercially available and are more reactive with the polybasic acids used in alkyd polymers.
Wood coatings: new technology restores life to waterborne alkyds for ... by Challener, Cynthia / JCT CoatingsTech
 
 
 
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