The phrase "a study has reported that" is correct and usable in written English.
You can use it when referencing findings or conclusions from a research study in academic or formal writing.
Example: "A study has reported that regular exercise can significantly improve mental health."
Alternatives: "research indicates that" or "findings suggest that".
Moreover, a study has reported that NA protein of influenza A/Puerto Rico/8/1934 (H1N1, PR8) can downregulate ACE2 ; therefore, whether NA of H5N1 and H7N9 viruses can downregulate ACE2 requires further investigation.
A study has reported that Mfn2 expression (a key mediator of mitochondrial fusion) is reduced in aged persons [92].
In fact, a study has reported that during monocyte-macrophage differentiation, expressions of miR-15a and miR-16 were decreased with higher expression of the IKKα [ 30].
A study has reported that adrenal steroid hormones levels change based on circadian rhythms and this may be involved in the development of insomnia and psychiatric disorders [ 7].
16 Among working adults, a study has reported that the stress score and mood disturbances were higher among middle-aged adults compared with young and older adults.
A study has reported that, in the kidney of obese mice, intrarenal lipid metabolism was altered and was characterized by enhanced renal lipogenesis and suppressed lipolysis [ 36].
A previous study has reported that expression of miR-339-5p miR-339-5p miR-339-5per cell minhibitedand invasion [ 18].
A previous study has reported that POT1 influence WRN helicase activity, however no alterations in exonuclease activity by POT1 were observed [ 22].
Of relevance, a recent study has reported that expression of ANGPTL4 correlates with the depth of tumour invasion, venous invasion and Duke's classification in CRC [ 68].
A recent study has reported that a series of 8-benzyloxycaffeines are potent and reversible inhibitors of both human monoamine oxidase (MAO) isoforms, MAO-A and -B.
