from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The product of a photochemical reaction.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any product of a photochemical reaction


Sorry, no etymologies found.


  • A light quantum, in order to be effective as a sensory stimulant, naturally must, in the first instance, create within the cell a primary photoproduct which carries the business further.

    Max Delbrück - Nobel Lecture

  • Xeroderma pigmentosum complementation group A-deficient mice, which lack the enzymes responsible for NER, did not accelerate photoproduct repair.

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  • UV radiation is absorbed by nucleic acids and induces dimerization of adjacent pyrimidines by cyclobutyl ring formation or other photoproduct linkages, which damage the nucleic acid strand and thus inhibit transcription A previous study indicated that a CPMV-based vaccine that displayed an epitope from canine parvovirus and had been inactivated by UV could still induce protective antibody responses

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