'hamper the effect' is correct and usable in written English.
You can use it when describing how something is preventing an intended or desired outcome from happening. Example: The heavy rainfall hampered the effect of the farmer's pesticide, resulting in a poor yield.
This could hamper the effect of non-governmental organizations and pose problems for the engagement of SE (Razavi et al. 2014).
It should be emphasised that Ad5-Δ24RGD killed primary OS cells very efficiently and that this CRAd did not hamper the effect of the applied chemotherapy against primary OS cells.
The controversial role of leukocyte originates from the observation that white cells may release inflammatory mediators, proteases, and reactive oxygen species in the intra-articular space, causing transient joint inflammation that may hamper the effect of PRP.
Do not eat soybeans or potatoes with pineapple, as they both contain substances that hamper the effect of bromelain.
Unfortunately, we did not have data to understand to what degree these decisions reduced or hampered the effect of related smells.
The assumed idea was that Wolf-Hunkeler would "roll on water," but reported technical difficulties that hampered the effect caused it to garner punny and pithy headlines like artnet News's "Maurizio Cattelan's Wheelchair-on-Water Performance Is More Dunk Than Slam Dunk" and incited the discussion of his possible exploitation of Wolf-Hunkeler.
On at least two of the items hardly any improvements from baseline were possible and this might have hampered the effect size.
Nevertheless, the DKO NS were considerably smaller than those formed by p53KO cells (P<0.0005, Figures 2a and b), indicating that p73 loss hampered the effect of p53 deficiency, and implying that p73 function was necessary for the enhanced growth of the p53KO-NS.
This increased the cohesion of the community and reportedly hampered the effects of the smells.
However, the blood-brain barrier (BBB) and blood-cerebrospinal fluid barrier (BCSFB) hampered the effects of both conventional and targeted therapies.
This would hamper the cytotoxic effect of tamoxifen and possibly explain the differential effect of aromatase inhibitors versus tamoxifen on clinical outcome [ 17– 17].
