The phrase "a vast decrease in" is correct and usable in written English.
It can be used when discussing a significant reduction in quantity, size, or degree of something.
Example: "The study revealed a vast decrease in the population of the endangered species over the last decade."
Alternatives: "a significant reduction in" or "a substantial decline in".
This does not only result in a vast decrease of the number of animals needed, but equally reduces screening costs.
The microbial diversity revealed due to improvements in culture-independent techniques, in part due to the vast decrease in sequencing costs noted above, has been remarkable.
To rule out that the vast decrease in invading U87-2M1 cells was attributed to apoptotic cell death after miR-10b inhibition, we transfected miR-10b mimics into U87-2M1 cells and observed an over twofold increase in invaded cells.
The presence and amount of catalyst caused a significant decrease in the liquid phase yield and a high increase in the gas phase yield giving rise to a vast rise in hydrogen production.
This is a vast shift in taste.
An association between elevated angiogenesis and both a high prevalence of metastases and a subsequent decrease in survival has been reported for a vast majority of solid tumors [ 32, 35– 35].
This, in turn, should result in a decrease in the otherwise vast amounts of hexon and protease transcripts present in adenovirus-infected cells, which may allow the siRNAs to silence their respective target genes more effectively.
Needle autopsy can successfully obtain tissue for further pathological review in the vast majority of cases, with a decrease in failure rate with increasing experience of the operator.
The consequences will be vast if the question is added, particularly a possible decrease in participation.
But the vast expansion of the system has meant a sharp decrease in the proportion of qualified teachers.
