The phrase "are postulated to play" is correct and usable in written English.
It can be used in contexts where you are discussing theories or hypotheses about the roles or functions of certain elements or factors.
Example: "In this study, various factors are postulated to play a significant role in the development of the disease."
Alternatives: "are believed to play" or "are thought to play".
PAX3 FOXO1 and PAX7 FOXO1 fusion proteins have enhanced transcriptional activity compared with wild type PAX3 and PAX7 and are postulated to play a role in cell survival and dysregulation of the cell cycle in ARMS [31].
Papp and colleagues [38] concluded that the procedure causes a generalised disorganisation of internal rhythms which are postulated to play an important role in the pathophysiology of depression [39].
A third NaphS2 contig contains genes similar to bbsDEFG followed by orthologs to EbN1 genes c2B001, c2A200, c2A300, and c2A203, which are postulated to play a role in toluene degradation and which separate the bss and bbs gene clusters in EbN1[25].
Environmental chemicals are postulated to play a critical role in the etiology of many human diseases [ 1- 4].
These transient domain domain interactions are postulated to play a crucial role in facilitating the transport cycle [ 22].
These cells, thought to be of macrophage or osteoclast origin, are postulated to play a key role in the degradation of unmineralized cartilage [33].
Although uric acid (UA) can function as a systemic antioxidant, its pro-inflammatory properties have been postulated to play an important role in the pathogenesis of cancer.
Research suggests that adverse experiences in childhood affect the development of cardiovascular disease (CVD), and immune and inflammation dysregulation has been postulated to play role.
Background Endothelin-1, a potent vasoconstrictor, is elevated in congestive heart failure and is postulated to play a major role in the pathogenesis of the disease.
β-Amyloid (Aβ -induced toxicity Aβ -inducedve stoxicityve been postulandd toxidativeitical rolestresshaveathogenic mechanism of Alzheimer disease (AD).
Transforming growth factor-β1 is postulated to play a central role in renal fibrosis via a downstream pathway such as Smad.
