21st Century Medicine cryopreserved and revived a rabbit kidney and planted inside a living rabbit. The kidney was still able to function. In a more recent study, memory retention seemed possible after cryopreservation, as mentioned. On top of this, 21st Century Medicine cryopreserved and thawed a rabbit brain with little damage: http://www.cryonics.org/news/mammal-brain-frozen-and-thawed-out-perfectly-for-first-time
21st Century Medicine cryopreserved and revived a rabbit kidney and planted inside a living rabbit. The kidney was still able to function. In a more recent study, memory retention seemed possible after cryopreservation, as mentioned. On top of this, 21st Century Medicine cryopreserved and thawed a rabbit brain with little damage: http://www.cryonics.org/news/mammal-brain-frozen-and-thawed-out-perfectly-for-first-time