He was now free to pursue his long-standing interest in horses and racing.

While there they both converted to Islam, fulfilling a long-standing interest.

You could say I have a long-standing interest in security matters.

A long-standing interest of the Consortium is temperature regulation during and after surgery.

"Yes, it's a purely scientific matter and a long-standing interest of mine."

Wyatt had a long-standing interest in boxing and horse racing.

The relationship between environmental pollutants and cancer risk has been of long-standing interest to researchers and the public.

As part of his medical investigations, Rush had a long-standing interest in dreams.

Fry has a long-standing interest in Internet production, including having his own website since 1997.

Who could have known that those ads grew out of a long-standing interest in pest control?