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MOLECULAR WEIGHT
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
(chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule
Synonyms:
molecular weight; relative molecular mass
Classified under:
Nouns denoting attributes of people and objects
Hypernyms ("molecular weight" is a kind of...):
mass (the property of a body that causes it to have weight in a gravitational field)
Domain category:
chemical science; chemistry (the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions)
Context examples:
Expression of a fusion protein with an apparent molecular weight of 210 kilodaltons that results from a fusion of the human genes BCR and ABL1.
(p210 Fusion Protein Expression, NCI Thesaurus)
The components in Antrodia cinnamomea supplement are rather complex, however, rich in triterpenoids, polysaccharides, nucleosides (adenosine) nucleic acids, superoxide dismutase, other small molecular weight proteins and steroid like compounds.
(Antrodia cinnamomea Supplement, NCI Thesaurus)
A catalytic subunit, calcineurin A, and a regulatory subunit, calcineurin B, with molecular weights of about 60 kD and 19 kD, respectively.
(Calcineurin, NLM, Medical Subject Headings)
Expression of a fusion protein with an apparent molecular weight of 230 kilodaltons that results from a fusion of the human genes BCR and ABL1.
(p230 Fusion Protein Expression, NCI Thesaurus)
For example, the molecular weight of water, which has two atoms of hydrogen and one atom of oxygen, is 18 (i.e., 2 + 16).
(Molecular weight, NCI Dictionary)
Mycotoxins are toxic, secondary metabolites of low molecular weight produced by naturally occurring fungi.
(Mycotoxin, NCI Thesaurus)
A low molecular weight agent with antineoplastic activity.
(Benzoylphenylurea, NCI Thesaurus)
A radioconjugate containing a low molecular weight tracer, DCFBC, specific for prostate-specific membrane antigen (PSMA) and labeled with the positron-emitting isotope fluorine F 18 with potential prostate tumor imaging upon positron emission tomography (PET).
(Fluorine F 18 DCFBC, NCI Thesaurus)
Fibronectin is high molecular weight glycoprotein, and has important roles in cell adhesion, morphology, and surface architecture.
(Fibronectin Fragment CH296, NCI Thesaurus)
A low molecular weight heparin (LMWH) composed of a heterogeneous mixture of sulfated polysaccharide glycosaminoglycan chains obtained by depolymerisation of porcine mucosal sodium heparin, extraction/purification and conversion to the calcium salt.
(Nadroparin Calcium, NCI Thesaurus)
