H.M. King Bhumibol Adulyadej graciously sent a congratulatory message to Dr. Margaret Chan on 6 December 2006 on the occasion of her appointment as Director-General of the World Health Organization.
H.R.H. Princess Maha Chakri Sirindhorn graciously granted an audience to Professor Barry Marshall, the Prince Mahidol Award laureate in public health for 2001 and Nobel Prize laureate in medicine for 2005 at Sa Pathum Villa on 14 November 2006. Professor Marshall travelled to Thailand to attend the 6th Western-Pacific Helicobacter Congress held at Plaza Athenee Hotel in Bangkok.
Members of the Board of Trustees of the Prince Mahidol Award Foundation, as well as representatives from the embassies of the countries in which the Prince Mahidol Award laureates for 2006 have residence, held a press conference to announce the 2006 Prince Mahidol Award at the Prince Mahidol Exhibition Hall, 2nd floor, Sayammin Building, Siriraj Hospital on 9 November 2006 at 14.00 hr.
Professor Barry Marshall, whose discovery of the bacteria Helicobacter Pylori causing gastric ulcers in human stomach brought him the Prince Mahidol Award in Public Health for 2001 and the Nobel Prize in Medicine for 2005, granted a rare interview to the Thai media on 14 November 2006.