SOURCES:
Robert Zuckerman, MD, allergy and asthma specialist in Harrisburg, Pa.
Maeve O'Connor, MD, allergy, asthma and clinical immunologist in Charlotte, N.C.; adjunct professor, University of North Carolina-Charlotte; fellow of the American Academy of Allergy, Asthma and Immunology.
Martin Chapman, PhD, president, Indoor Biotechnologies.
Lorraine Jarboe, DVM, president, American Association of Feline Practitioners.
Simon Brodie, founder, Allerca.
Bernadine Cruz, DVM, companion animal veterinarian in Southern California and an initial spokeswoman for Allerca.
Nancy Peterson, cat programs manager for companion animals, Humane Society of the U.S.
Frank S. Virant, MD, clinical professor of pediatrics, University of Washington School of Medicine; division chief, allergy, Seattle Children's Hospital.
Leslie A. Lyons, PhD, associate professor of genetics, University of California, Davis, School of Veterinary Medicine.
Jen Van Horn Jeffers, Siberian owner.
Judy Smith, Westwood, Mass., Allerca/Lifestyle cat owner
felixpets.com
Boston.com
Signsonsandiego.com
Better Business Bureau.
NJ.com.