Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Any of the chemically distinct forms of a protein that perform the same biochemical function, although often at different rates.

from The Century Dictionary.

  • noun Same as p-iodoxyanisol, CH3OC6H4IO2.
  • noun An antiseptic powder composed of equal parts of iodoxyanisol and calcium phosphate.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun biochemistry Any of several different forms of the same protein, arising from either single nucleotide polymorphisms, differential splicing of mRNA, or post-translational modifications (e.g. sulfation, glycosylation, etc.)

Etymologies

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Examples

  • The first test, called the "isoform approach" was introduced in 2004.

    BBC News - Home 2011

  • The longer protein, termed isoform a, is the only form in brain, whereas both isoforms are present in all other tissues.

    Journal of Biological Chemistry current issue 2009

  • (85 percent) of prion diseases in humans can be attributed to a spontaneous structural conversion of the cellular prion protein: Originally dominated by alpha-helices as structural elements, the prion protein is transformed into its misfolded "scrapie" isoform which is dominated by accordion-like folded protein sheets, so called beta-sheets.

    innovations-report 2009

  • Austin JC, Chacko SK, DiSanto M, Canning DA, Zderic SA: A male murine model of partial bladder outlet obstruction reveals changes in detrusor morphology, contractility and myosin isoform expression.

    Publications of the Urology Division 2010

  • Wu HY, Zderic SA, Wein AJ, Chacko S: Decrease in maximal force generation in the neonatal mouse bladder corresponds to shift in myosin heavy chain isoform composition.

    Publications of the Urology Division 2010

  • Brain tissue from the CWD-infected squirrel monkeys contained the abnormal isoform of the prion protein, PrP-res, and displayed spongiform degeneration.

    CWD Worse Than Ever In Wisconsin Counties 2009

  • Brain tissue from the CWD-infected squirrel monkeys contained the abnormal isoform of the prion protein, PrP-res, and displayed spongiform degeneration.

    CWD Worse Than Ever In Wisconsin Counties 2009

  • Ada pula TBG4 pTomβgal4 yang perannya tidak sama dengan TBG1, yaitu menghubungkan N-terminal sequence untuk isoform β-galactosidase II

    Hubungan Antara Dinding Sel dan Pemasakan Buah – Netsains.Com 2010

  • Prescriptions finasteride and finasteride has been shown to only curb limerick isoform of alpha redictase 5.

    Your Right Hand Thief 2007

  • Prescriptions finasteride and finasteride has been shown to at best govern one isoform of alpha redictase 5.

    Links and Credits Theodora Goss 2009

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