1.   Our recent linkage analysis showed that the PGC gene is closely linked to the HLA cluster which has been investigated to determine the association with peptic ulcer disease.

2.   After filing a qui tam suit under seal, a whistle-blower forwards the case to government officials, who then investigate to determine if they will join the case.

3.   All the photographers were freed but are forbidden from working as journalists while their cases are being investigated to determine whether they will go to trial.

4.   Federal prosecutors are investigating to determine whether he tried to conceal the complicity of some state policemen in the December massacre.

5.   Federal prosecutors in White Plains are investigating to determine whether the records were actually destroyed.

6.   Foley said officials were investigating to determine whether university funds were used in that purchase.

7.   Graham said security experts were investigating to determine who had accessed the system.

8.   In addition, a grand jury is investigating to determine if criminal charges should be brought against Coastal and some of its officials.

9.   Law enforcement authorities in Massachusetts and Rhode Island said Monday they are investigating to determine whether to bring charges against Warren and Loschin.

10.   Macias said the utility was investigating to determine whether there was a mechanical or electrical failure in the system, although no such failure has been detected.