A dark filamentous fungus was found in internal and external Preah Khan samples, while the alga Trentepohlia was found only in samples taken from external, pink-stained stone at Preah Khan.
Genghis Khan | Chaka Khan | Shahrukh Khan | Salman Khan | Aamir Khan | Imran Khan | Khan | Aga Khan IV | Aga Khan | Ali Akbar Khan | Khan (title) | Saif Ali Khan | Kublai Khan | Ghazi ud-Din Khan Feroze Jung II | Aga Khan III | Aga Khan Award for Architecture | Irrfan Khan | Dera Ismail Khan | Ayub Khan | Nusrat Fateh Ali Khan | Hulagu Khan | Prince Aly Khan | Kubla Khan | Kader Khan | Imrat Khan | Güyük Khan | Farah Khan | Dera Ghazi Khan | Ayub Khan (Field Marshal) | Aga Khan University |