Effect Measure Mutants and Cat(?!) 'Flu

Effect Measure has some interesting new stuff

First a tutorial on cell membranes and receptor mutations and how that affects infectiousness (is that a word?) - multi-part series

Then a slightly scary story on H5N1 virus infecting domestic cats. It is worrying in several ways, including the one where we contemplate whether Connie Willis was more prescient than we thought...