The phrase "a major progress has" is not correct in standard written English.
The correct form should be "major progress has" without the article "a," as "progress" is an uncountable noun.
Example: "Major progress has been made in the development of renewable energy technologies."
Alternatives: "significant progress has" or "substantial progress has".
In the last a few decades, major progress has been observed focusing on the miniaturisation of the memory size cell while increasing its density.
Among the different areas of biotechnology, enzyme engineering represents a growing field where major progress has been recently made.
By Raffat Binte Rashid The 2013 Progress Report on Committing to Child Survival: A Promise Renewed shows that major progress has been made in lowering child mortality in all regions of the world and at all levels of national income.
By Brahim Ould Isselmou The 2013 Progress Report on Committing to Child Survival: A Promise Renewed shows that major progress has been made in lowering child mortality in all regions of the world and at all levels of national income.
By Sarah Crowe The 2013 Progress Report on Committing to Child Survival: A Promise Renewed shows that major progress has been made in lowering child mortality in all regions of the world and at all levels of national income.
IBD is a chronic inflammatory disorder of the gut and major progress has been made in understanding the underlying mechanisms that mediate the disease.
It is concluded that across this 40 year window major progress has been made towards establishing a family of 3D experimental collagen tissue-models, suitable to investigate normal and pathological fibroblast mechano-functions.
Although major progress has been made using mouse models to examine the disease progression (7– 10), our understanding is currently restricted by a lack of knowledge about the functions of, and even the precise location of, the CLN3 protein within cells.
During the past decade, major progress has been made in assembling the tree of life, using a range of approaches.
Although major progress has been made in the last few years, the aetiology, pathogenesis, and progression of this disease are not fully understood.
