September 24, 2007 - VeriChip Corporation (NASDAQ:CHIP), a provider of RFID systems for healthcare and patient-related needs, and Digital Angel Corporation (AMEX: DOC), owner of Patent No. 7,125,382 for an embedded bio-sensor system, announced they have entered into a memorandum of understanding with RECEPTORS LLC, an expert in the field of proteomics and the development of artificial receptors to develop a prototype renewable glucose sensor to use in conjunction with an implantable bio-sensing RFID microchip to measure glucose levels in the human body. VeriChip's Press Release - Digital Angel's press Release - RECEPTORS' Press release [PDF] -