The phrase "a potent case" is correct and usable in written English.
It can be used when discussing a strong or compelling argument or situation that supports a particular point of view.
Example: "The research presented a potent case for the need for immediate action on climate change."
Alternatives: "a strong argument" or "a compelling case".
But Mr. Bloomberg's upset victory in New York, where Democrats are registered five to one over Republicans, prevented the Democrats from making a potent case that there was any national tide for their party -- and took the edge off the expected but nonetheless stinging Republican defeats in New Jersey and Virginia.
With a potent case of Portugal envy, I went there and talked with advocates and politicians at the center of its same-sex-marriage campaign and with gay and lesbian couples who married after the law took effect in June 2010.
There's a potent case to be made for his installation as secretary of defense, but there are potent cases for others, and it's hard to believe that Obama couldn't have found someone who shared his values and would further his agenda but wouldn't be such a guaranteed lightning rod for his Jewish, LGBT and female supporters, all of whom played crucial roles in his November victory.
A potent case in point is how solar-powered white LED lighting is poised to replace costly and wasteful kerosene lighting for the 1.6 billion people lacking electricity.
Alter notes that the film "makes a potent case against the anti-immigrant sentiment" popular in modern societies like the United Kingdom and the United States, with Guerrasio describing the film as "a complex meditation on the politics of today".
The developmental mechanisms that underlie trait loss provide potent case studies of the way in which evolution and development interact.
As Mr. LaLanne was siring new methods for shaping up, he was fathering something else, too: a potent, and in some cases immobilizing, strain of contemporary guilt.
In other cases a potent mix of ultraviolet and X-ray radiation may similarly hamper or modify the production of new stars.
Although CpG was proved as an adjuvant for a wide range of antigens [7], [8], it was also observed that CpG alone did not appear to be a potent adjuvant in some cases like HIV and influenza antigens [9], [10].
Although norepinephrine is a potent and, in most cases, highly effective vasopressor agent, very high dosages leading to significant side effects can be necessary to stabilize advanced shock.
Although particularly norepinephrine is a potent and, in most cases, highly effective vasopressor agent, it cannot stabilize cardiovascular function in some patients with severe hemodynamic failure and sepsis-mediated vascular hyposensitivity to endogenous and exogenous catecholamines [ 2].
