<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngemva kokusebenza njengomfundisi wamakhemikhali e-University College eNyakatho Wales iminyaka emihlanu, uDostrovsky wabuyela kwa-Israyeli, wajoyina i-Weizmann Institute of Science eRehovot ngo-1948, ngaphambi nje kokunikezelwa kweSikhungo. Iminyango yesayensi emihlanu yesikhungo kwakufanele iqondiswe ososayensi abasezingeni lomhlaba abavela emazweni ahlukahlukene, kodwa ngaleso sikhathi iMpi Yenkululeko  <response>: kwawa, futhi ngababili kuphela abaholi besayensi abamisiwe ababenesibindi sokuthuthela kwa - Israyeli. UDostrovsky, ngaleso sikhathi owayeneminyaka engu-30 kuphela, wagcwalisa esinye sezikhundla ezintathu ezazingenamuntu: wamiswa njengenhloko yoMnyango Wokucwaninga Nge-Isotope, isikhundla asibamba iminyaka engu-17. 