Yttrium (90Y) tacatuzumab tetraxetan

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Yttrium (90Y) tacatuzumab tetraxetan
File:Y-90 tacatuzumab tetraxetan structure.svg
Monoclonal antibody
Type Whole antibody
Source Template:Infobox drug/mab source
Target α-fetoprotein
Identifiers
CAS Number 500784-58-7
ATC code none
Chemical data
Formula C6470H9971N1712O2007S4290Y
Molar mass 145 kDa
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Yttrium (90Y) tacatuzumab tetraxetan (trade name AFP-Cide) is a humanized monoclonal antibody intended for the treatment of cancer.[1] The antibody itself, tacatuzumab, is conjugated with a chelator for yttrium-90[2], a radioisotope which destroys the tumour cells.

The chelator ("tetraxetan") is 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetic acid. The antibody is attached to one of the four carboxyl groups as an amide, and the other three are carboxylate anions neutralizing the three positive charges of the yttrium ion.

References

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  1. Statement On A Nonproprietary Name Adopted By The USAN Counil
  2. WHO Drug Information