The phrase "and constitute a high" is grammatically correct and can be used in written English.
It can be used in contexts where you are describing something that forms a significant or elevated level of a particular quality or characteristic.
Example: "The results of the study indicate that these factors are significant and constitute a high level of risk for the participants."
Alternatives: "and represent a significant" or "and form a considerable".
Macrophages constitute a major source of chemokines and pro-inflammatory molecules implicated in inflammatory responses and constitute a high percentage of the migrating cells to inflamed tissues.
They were thus in utero to age 15 months when the accident occurred and constitute a high risk group for thyroid cancer [ 34, 35].
Legumes such as common bean are valuable crops for worldwide consumption because they are rich in protein and constitute a high calorie food source.
Many of these animal-originating emerging diseases in humans are endemic to Africa and Asiaandand constitute a high risk for future marginalization of Africa; and could severely constrain human mobility and access to international markets for African animal and plant commodities.
Masson-Bessiere, C. et al. In the rheumatoid pannus, anti-filaggrin autoantibodies are produced by local plasma cells and constitute a higher proportion of IgG than in synovial fluid and serum.
And unlike my Brother BLACK, I would adhere to Mapp v. Ohio, 367 U.S. 643, and apply the exclusionary rule in state as well as federal trials -- a rule fashioned out of the Fourth Amendment and constituting a high constitutional barricade against the intrusion of Big Brother into the lives of all of us.
It provides valuable roughages for dairy and beef cattle and constitutes a high proportion of the concentrate in livestock feeds.
It can have a substantial impact on the health-related quality of life and constitutes a high socioeconomic burden on the health care system [ 2, 3].
Especially, the cell wall polymers cellulose, hemicellulose and pectin constitute a high amount of the carbon and energy resource that is available for bacteria in the fermentation sample.
So far, the H5N1 influenza viruses have not widely circulated in humans and therefore constitute a high risk for the non immune population.
It is well known that most losses from natural hazards result from the cumulative effects of high-frequency, low-impact disasters; the poorest members of the community, low income households, and small and medium enterprises constitute a high percentage of all losses (UNISDR 2013; Co-Chairs of the Preparatory Committee 2014).
