The phrase "affect the predisposition of" is correct and usable in written English.
You can use it when discussing how certain factors or influences can change someone's inclination or tendency towards something.
Example: "The new evidence may affect the predisposition of the jury towards the defendant's guilt."
Alternatives: "influence the tendency of" or "impact the inclination of".
Dennis Ross, a Middle East negotiator in the Clinton and first Bush administrations, said today from Jerusalem that the violence over the weekend "is a reminder that you're going to have challenges, but I don't think it has affected the basic predisposition of either side".
Intuitively, SNPs within regions of strong conservation or strong natural selection or microRNA binding sites are more likely to affect the disease predisposition.
These repeats may potentially affect the function of cancer predisposition genes, with a similar mechanism as in neurodegenerative and neuromuscular disorders.
These data suggest that both early life stress (MS) and a genetic predisposition (WKY) to stress affect the expression of key sentinels of the innate immune system which may have direct relevance for the molecular pathophysiology of IBS.
Tuesday's lawsuit contends that the investigators have a "predisposition to make findings against Governor Palin" and are manipulating the timing of the inquiry "so as to affect the outcome of elections" by not agreeing to release the report after Nov. 4.
Vitamin E and beta-carotene affect various measures of immune function and accordingly might influence the predisposition of humans to infections.
On the other hand the intrauterine environments of either rodents or humans appear to affect the probability of later developing this disease [4] [7] indicating the importance of environmental influences and epigenetic factors independent of the genetic predisposition.
In order to directly assess the in vivo identity and potency of individual human airway epithelial progenitor cells, we make use of the predisposition of mtDNA to develop spontaneous mutations that affect expression of the cytochrome c oxidase (CCO) gene.
While the hazard is commonly referred to as the occurrence potential of a triggering event, the notion of vulnerability designates the predisposition of people, processes, infrastructure, services, organizations, or systems to be affected, damaged, or destroyed by the event.
Given that primary IgA deficiency affects approximately 1 in 500 people [42], the results of this study underscore the need to further evaluate in detail the nature of the predisposition of these individuals to gut pathogens.
