51.   Once they determined that white wheats were all right, they began working to develop varieties suited to Kansas.

52.   Other companies are working to develop a single pill to treat both.

53.   Santos worked to develop alternatives that were less dangerous to the patient.

54.   Retreating to his basement workshop in Glen Rock, N.J., he went to work developing a simple massaging mechanism that could be easily installed on any mattress.

55.   Separately, lawmakers from the House and Senate are working to develop a single budget reconciliation bill from the separate versions passed by each chamber last month.

56.   Since the body cannot store Vitamin C, Pinnell and others have worked to develop a topical formula that would allow Vitamin C to penetrate and protect the skin.

57.   Telephone companies such as Atlanta-based BellSouth Corp. are working to develop similar services -- and more.

58.   That grant opened the door to a match from the Florida Department of Transportation, which has been working to develop maglev for several years.

59.   The company is working to develop a second generation of the Leptin molecule that will be more tolerable at the higher doses.

60.   The company is working to develop a similar shark repellent for boats and a larger device that would protect beaches and replace shark nets.