They said the work had confirmed a long-held suspicion that a protein found in most patients appeared to be a major factor in causing the disorders.

No one has been able to prove or disprove the long-held suspicion of murder.

For critics of Mr. Al-Arian, the charges confirmed their long-held suspicions.

There are long-held suspicions that network publicists engage in mass voting to rig the results.

It also plays into Afghans' long-held suspicion of foreigners and their intentions.

His research proves scientists' long-held suspicion that dinosaurs migrated during the dry season, much like modern herbivores including wildebeest and caribou.

But critics of the company said the memorandums and voice-mail messages provided dramatic confirmation of long-held suspicions about Chiquita's operations.

That ending to his career, she said, reinforced her long-held suspicions of utility executives and their regulators.

The return of capital punishment has reinforced the long-held suspicion that New York is not one state but two.