Science and Technology
- Pauson–Khand reaction, a chemical reaction
- Parallel kinetic resolution, a concept in organic chemistry
- Prokineticin receptor, the common name for two slightly different receptor proteins which bind the peptide hormone prokineticin
- Protein kinase R, a kinase activated by double-stranded RNA
Read more about this topic: PKR
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“Our civilization is shifting from science and technology to rhetoric and litigation.”
—Mason Cooley (b. 1927)