The phrase "are postulated to represent" is correct and usable in written English.
It can be used in academic or scientific contexts when discussing theories or hypotheses about what something signifies or symbolizes.
Example: "The findings from the study are postulated to represent a significant advancement in our understanding of climate change."
Alternatives: "are believed to signify" or "are theorized to indicate".
These secretory precursors are postulated to represent the proposed '+4' quiescent cells (Tetteh et al., 2014).
Both of these metrics are postulated to represent impaired microcirculation and a reduced capacity to exchange and deliver oxygen.
Split ORFs were first described in the Rickettsia conori genome [ 21], and are postulated to represent genes that are in the first stage of reductive evolution.
Lobular and tubular breast cancers have age-specific curves that are intermediate between early-onset and late-onset patterns and are postulated to represent a bimodal, mixed population of early-onset and late-onset cancers [ 26].
Gain- of-function experiments using a Stat5 variant, cS5-F, in which serine 710 is mutated, demonstrate that STAT5 overexpression in mouse models can lead to the development of ER+/PR+ adenocarcinomas harboring a small fraction of CD44+ cells that are postulated to represent a population of cancer progenitor cells [ 66].
This mechanism was postulated to represent a common mechanism for activation of testis-specific promoters that do not contain a consensus ARE.
Among several meiotic expression upregulated (meu) cDNAs characterized, five lacked clear ORFs and were postulated to represent non-coding RNA.
They also tend to prefer more feminized male faces which has been postulated to represent a shift towards a desire for longer term social support [ 11].
Conceptual change is postulated to represent the mechanism underlying meaningful learning, and is a process of progressively constructing and organizing a learner's personal mental models [ 100, 101].
The reasoning behind this assumption is that cells treated with RNAi to BAZ1B showed an increase in HP1β, which was postulated to represent gain of heterochromatin [ 18], and that HP1 is a feature of centromeric heterochromatin [ 59].
