The phrase "a study established" is correct and usable in written English.
It can be used when referring to a research study that has been conducted or set up to investigate a particular topic or hypothesis.
Example: "A study established by the university found significant correlations between sleep patterns and academic performance."
Alternatives: "a research conducted" or "an investigation carried out".
A study established that cell cycle arrest in G2-M after thiopurine treatment was mediated by single-strand breaks in MMR-proficient cells [ 52].
However, there are disparate findings concerning factors that impact BSE, like a study established that personal experience or a family history of breast cancer were not related to performing BSE [ 13].
The potential role for increased Wnt-5a expression in malignant melanoma has recently been outlined as a study established that nuclear β-catenin levels are higher in primary tumours than in metastases and that low expression of nuclear β-catenin expression in primary tumours predicts poor survival (Chien et al, 2009).
A study establishes a specific brain region, the right lateral prefrontal cortex (rLPFC), as a crucial nerve center for fairness.
A Polish study established a correlation between increased fish consumption and the highest serum concentrations measured in 45 test candidates for 10 fluorochemicals (including PFOS and PFOA) [93].
A recent study established a link between the complement cascade and the gp130 system via cytokine interactions in macrophages [17].
A recent study established a novel role of CWI and calcineurin signaling pathway in C. albicans [28].
2– 4 A recent study established a strong association between poor physical fitness and respiratory disorders.
A Japanese study established an increase in PFOS and PFOA concentrations in serum samples over the last 25 years.
A previous study established this as an estimate of males' nutritional state [ 73].
A recent study established DELLA proteins as a mechanistic link between GA and cortical microtubule organization (Locascio et al., 2013).
