The phrase "a study has pointed" is correct and usable in written English.
It can be used when referring to findings or conclusions drawn from a research study.
Example: "A study has pointed to the importance of early intervention in improving educational outcomes for children."
Alternatives: "a study has indicated" or "research has shown".
In addition, a recent study has pointed to a role for NFAT in the regulation of various phenotypes associated with tumorigenesis, including cell growth, survival, endothelial cell signalling and angiogenesis [ 3].
A recent study has pointed that the ratio between acetylated tubulin versus tyrosinated tubulin is higher in the neurite specified as axon [6].
A previous study has pointed out that caspase-9 induces feedback apoptosis of the mitochondrion by the cleavage of antiapoptotic Bcl-2 and Bcl-xL.
A previous study has pointed to the protective effect of curcumin on acute liver injury by inhibiting nuclear factor kappa B (NF-κB) and oxidative stress [ 27].
However, a previous study has pointed out that using two or more measures for the same trait would ensure that highly correlated measures cluster together under a separate factor rather than load on a common factor [ 23], and studies with a higher starting number of components tended to produce a larger number of factors [ 2, 23].
However, a preliminary psychoacoustic study has pointed out that this unit may not be the most appropriate one and that subjective factors have to be considered.
Although the number of samples collected is not high, this study has pointed out a few deficiencies in the process of disseminating disaster risk reduction knowledge in Nepal.
An in vivo RNAi study has pointed to a role of NimC1 in the phagocytosis of the Gram-positive bacteria S. aureus (Kurucz et al., 2007).
This study has pointed to a number of problems in the quality of care given by nurses in three health districts in South Africa.
