Sentence examples for unclear refs from inspiring English sources
Two other BRD-containing proteins, SMARCA2 (BRM) and BRD1, have been identified in genome-wide association studies as susceptibility genes for schizophrenia and bipolar disorder in several independent studies, but the molecular mechanisms are still unclear (Refs 162, 163).
The neural mechanisms by which we categorize objects remain largely unclear (for overviews, see refs. [6], [7]).
3 7 8 While the CPG recommendations for the management of patients with HF-REF are unclear or ambiguous, or may appear counterintuitive, we conclude that GPs appear not to follow evidence-based CPG recommendations in their decisions on prescribing statins and β-blockers for patients with HF-REF.
The optimal dose remains unclear and the drug is administered ranging from 2500 IU m−2 (refs. 2, 4) (weekly) to 1000 IU m−2(ref. 1) (fortnightly).
Attempts have been made to develop animal models of sequestration (Refs 210, 211); however, their relevance to human disease mechanisms is unclear and unproven.
Accumulation of platelets has been reported in the brains of children dying from cerebral malaria (Ref. 139); however, the precise role of platelets in malaria pathology remains unclear.
EMT plays a key role in morphogenic changes during embryonic development and in tumor metastasis (see ref. [14] for a recent review), however its role in cell dedifferentiation remains unclear.
The mechanism underlying the tumour-suppressive activity of α7β1 remains unclear, but may involve upregulation of inhibitors of cyclin-dependent kinases and Rac family small GTPases (Ref. 52).
