Unstable mutation

... T, Kleinadam RG, Schauer R, Roggentin P (1994) Effect of site specific mutation on the enzymatic properties of a sialidase from C. perfringes. Glycoconj ... has a temperature optimum of 37 °C and a pH optimum of 5.5. It was unstable and lost about 50% activity at 4 °C and was reactivated by re-incubation ...

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Would the incidence of mutations increase substantially during times of magnetic pole shifts? The unstable Van Allen belts then might allow more radiation to reach the Earth, causing periods of accelerated genetic evolution. Likewise, do magnetic field reversals correspond ...

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Soory for the type I meant "expect". You d onot expect a mutation when you are transfering genes because it would then chamge your ... B. subtilis and Mycoplasma are not likely, and would probably be very unstable anyway. But it is common practice in molecular biology to transfer ...

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