We use qPCR techniques to quantify the relative abundance of nitrite reductase-encoding genes nirS and nirK (Hochstein et al., 1988; Zumft, 1997). These genes are functionally equivalent but ...
Isotope factory: the Facility for Rare Isotope Beams at Michigan State University. (Courtesy: FRIBComm/CC BY-SA 4.0) By colliding heavy ions, physicists in the US have created five previously unseen ...
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