Grace Eldering, a bacteriologist who with another Grand Rapids woman developed a vaccine against whooping cough, has died.

She was 87 and died Wednesday.Eldering, who suffered from whooping cough when she was 5, developed the vaccine with Dr. Pearly L. Kendrick during the 1930s at the state Department of Public Health's Western Michigan Division Laboratory in Grand Rapids.

Their vaccine remains in use against whooping cough, an infectious respiratory disease that once killed up to 6,000 children a year nationwide.