The phrase "affects the expression" is correct and usable in written English.
It can be used when discussing how one factor influences or changes the way something is expressed or conveyed.
Example: "The environment in which a person grows up significantly affects the expression of their emotions."
Alternatives: "influences the expression" or "modifies the expression".
In particular, she studies how language affects the expression of one's own and the evaluation of others' mental capacities.
Myc affects the expression of many genes involved in the control of cell growth and progression through the cell cycle.
To evaluate how endometriosis affects the expression of estrogen and progesterone receptors mRNA in granulosa cells.
To determine how compressive force affects the expression of osteogenesis-related transcription factors in osteoblasts.
Recent evidence suggests that APOE genotype differentially affects the expression of brain-derived neurotrophic factor (BDNF).
To test whether these genes potentially function as drivers or are simply outcomes of repeated fasting, we examined how one-time fasting affects the expression of these genes.
They characterize how the distance between promoters affects the expression of PROMPTs and the usage of alternate mRNA transcription start sites.
Promotion of mitochondrial electron transport by 5-aminolevulinic acid affects the expression of genes regulating mitochondrial activity and muscle mass in cultured myocytes.
Boender, A. J., Rozen, A. J. & Adan, R. A. (Nutrition and NEGR1 Nutritional state affects the expression of the obesity‐associated genes Etv5, Faim2, Fto, and Negr1.
Suszyńska-Zajczyk, J., Łuczak, M., Marczak, Ł. & Jakubowski, H. Inactivation of the paraoxonase 1 gene affects the expression of mouse brain proteins involved in neurodegeneration.
Malik, B. et al. Oligomeric amyloid-beta peptide affects the expression of genes involved in steroid and lipid metabolism in primary neurons.
