Verb
play a role (third-person singular simple present plays a role, present participle playing a role, simple past and past participle played a role)
Synonym of play a part
A 2017 study of patients with advanced melanoma suggested that people's own gut bacteria might play a role: Patients who responded well to immunotherapy drugs generally had a gut "microbiome" that was distinct from that of patients who did not respond. Source: Internet
Additionally, noradrenergic CNS hyperactivity may play a role as CNS norepinephrine concentrations are increased in serotonin syndrome and levels appear to correlate with the clinical outcome. Source: Internet
A "killer effector molecule" has been identified that may play a role in the activation of cytotoxic lymphocytes. Source: Internet
Although orgasm dysfunction can have psychological components, physiological factors often play a role. Source: Internet
A pair of former nephridia in the head were converted secondarily into the salivary glands, while another pair in the final segment of male specimens now serve as glands that apparently play a role in reproduction. Source: Internet
As Huawei faces restrictions in the US, the analysts think this will likely play a role in local consumers opting for other Android-powered Chinese brands. Source: Internet