The amplitude of ERK activation and efficiency in propagation gradually decreased until SPREAD disappeared.
Another hypothesis is that the recombination event occurred in Europe after introductions of the ancestors in western France, followed by a quick and efficient spread of the recombinant strains in eastern France whereas the ancestors did not spread or disappear.
As a result, panic among investors can almost instantly undermine financial stability, which is exactly what began to happen in 2007: Panic spread, financing disappeared, and the global financial system came perilously close to complete collapse.
"Yes, there are bad sides of town and good sides of town, but within those broad distinctions crime hotspots pop up and spread and disappear and pop up again in really complicated ways that are just very, very difficult, if not impossible, for the individual to intuit".
Thus sex-ratio distorters should either spread or disappear from populations, depending on the mating rates of males and females.
They might have appeared randomly and spread or disappeared driven by genetic drift rather than by selection.
Their fate then depends on local values of lCI, t, e, d, and c, as well as on the timing of mutational events: If a costly male mutant arrives first, spreads, and Wolbachia disappears as a result, then future mutations enhancing Wolbachia action (whether through increased transmission rate, increased rescue-function, or a 'nuclear rescue construct') necessarily are of no effect.
The tip mold not only hadn't spread, it had disappeared.
Even with these methods, however, it is extremely difficult to elucidate how and when neuromodulators spread, accumulate, and disappear in the extracellular space of the cortex.
It is spread over time until supersaturation disappears at the end of the batch process.
On the equities side, Goldman braces for the day when brokers' spreads all but disappear.
