The phrase "alteration required to" is correct and usable in written English.
It can be used when indicating that a change or modification is necessary for something to function properly or meet certain standards.
Example: "The report indicates that an alteration is required to the current policy to improve efficiency."
Alternatives: "modification needed for" or "change necessary to".
The Real Estate Board of New York raised the specter of a regulatory regime that would make it difficult for owners of even the most undistinguished buildings in the district to make alterations required to attract or keep tenants.
These findings suggest that accumulation of MYC protein is sufficient to transform prostate luminal epithelial cells into PIN cells in vivo without a concomitant need for additional alterations required to suppress apoptosis.
In such a scenario, the limited number of additional alterations identified in UCa would suggest this to be a "default" pathway in bladder carcinogenesis, with significant additional alterations required to develop the squamous phenotype.
The astounding process known as uridine insertion/deletion RNA editing produces the dramatic alterations required to convert skeletal primary transcripts into functional messages through the post-transcriptional addition of up to half of the coding information.
While some people do not think their corporeal alteration is required to comfortably fit into opposite gendered roles, others seek medical intervention to facilitate their transgendering.
However, it is often hard to predict which type of genetic alteration is required to improve a certain phenotype and hence which mutagen should be used.
Myriad genetic and epigenetic alterations are required to drive normal cells toward malignant transformation.
Furthermore, although no fundamental alterations were required to the amount of reinforcement, the cross-section's height was increased to maintain the maximum deflection within the limitations imposed by EC2.
These were calculated for a previous study, however a couple of alterations were required to get a consistent behaviour, specifically positive and negative values relating to synergy and antagonism respectively: pBeta and pGamma were derived from Beta and Gamma [25] by taking the negative based-10 logarithm.
As it turned out, J. Lo did a pretty damn good job in capturing the spirit and vocal style of Selena, and no physical alterations were required to achieve authenticity.
