In 1998, Dr. Ferid Murad of the UT-Houston Medical School won the Nobel Prize in medicine for his work on the cardio-vascular system, while ANTIQUES ROADSHOW made hearts palpitate with its first visit to H-Town. Fourteen years later, a 19th-century Chinese jade scepter, originally appraised for $1,500 to $2,500, has spiked to a radiantly healthy $50,000 to $80,000, while a 1912 Titanic menu went from a heart-stopping $75,000 to $100,000 to a less pulse-quickening $50,000 to $75,000.