The phrase "are speculated to support" is correct and usable in written English.
It can be used when discussing theories or hypotheses about something that is believed to provide assistance or backing to a particular idea or concept.
Example: "The findings from the recent study are speculated to support the theory that climate change is accelerating."
Alternatives: "are thought to aid" or "are believed to bolster".
The intra-conoid MTs, for example, are closely associated with the secretory organelles, such as rhoptries and micronemes, and are speculated to provide structural support for protein secretion from these organelles during invasion [3], [18].
Full-term pregnancy followed by little or no breastfeeding has been proposed to lead to the retention of the normal stem cell pool intended to transiently expand to support lactation and which is speculated to contract with extended breastfeeding.
He is speculated to have been tutored by Patriarch Photios I of Constantinople, but this is not supported by any source.
For those cell-surface receptors that undergo nuclear import following ligand binding, it is speculated and supported by several recent reports that receptor internalization may serve as an initial step for its transit from the cell-surface to the nucleus, as ligand activation is coupled with receptor internalization (Bryant and Stow, 2005).
Despite many years of effort aimed at reducing the incidence and prevalence of STIs in remote communities, it is speculated that increased support to primary care is required to achieve best practice in the clinical management of STIs.
In fact, it has been described that non-surgical spinal decompression mechanically creates negative intradiscal pressures, and it is speculated that this supports disc regeneration, though this remains controversial[ 5].
Akin was leading McCaskill in most polls before his controversial comments about "legitimate rape," but some are speculating that Akin's support will now drop.
It can be speculated that a delayed nutritional support of (already malnourished) ICU patients may impair liver metabolism.
But people are speculating.
