"have essential role" is correct and usable in written English.
You can use it to emphasize the importance of something. For example, "The volunteers have an essential role in providing relief to people affected by the disaster."
Due to their high corrosion resistance and thermal stability, Cu-Ni-alloys have essential role in many materials engineering applications.
ROS are chemically reactive molecules that have essential role in signal transduction, cell growth and differentiation, regulation of enzyme activities and immune response including inflammation and cytokine production.
This difference in CXCL12 expression raises the hypothesis that BMSC have essential role in establishing a chemokine gradient that controls HSC engraftment and location inside the marrow cavity.
Cytokines such as TGF-β and platelet-derived growth factor (PDGF) have essential role in this attraction.
Although Bax and PUMA are reported to have essential role in mitochondria-dependent cell apoptotic responses, Bax-independent apoptotic pathways have also been reported in previous studies.
Metacaspases are known to have essential role in during PCD in plants; the TSN is shown to be a substrate of activated metacaspases in plants.
Science, technology and innovation of many kinds have essential roles to play in this.
Ser/Thr kinases have essential roles in cell proliferation and anti-apoptotic signaling.
Students and parents also have essential roles to play in helping higher education expand access and boost graduation rates.
Protein protein interactions have essential roles at almost every level of organization and communication in living cells.
Chromatin remodeling complexes utilize the energy of ATP hydrolysis to remodel nucleosomes and have essential roles in transcriptional modulation.
