1. Quark Biotech, Inc., 10265 Carnegie Avenue, Cleveland, OH 44106, USA.
2. Department of Medical Laboratory Sciences and Technology, Division of Clinical Chemistry, Karolinska Institute, H3/30 Huddinge University Hospital C1 74 SE/141 86, Hudding, Sweden.
3. Department of Pathology, Sheba Medical Center, Sackler School of Medicine, Tel-HaShomer 52621, Israel.