** Shares of Noxopharm rise as much as 33.3% to A$0.140, their highest since Nov. 16, 2023
** Stock posts its biggest intraday gain since Aug. 14
** Biotechnology co says preclinical testing for its brain cancer drug candidates shows significantly reduced tumour growth
** About 2.8 mln shares change hands, compared with the 30-day average volume of around 314,000
** Stock up 83.1% YTD, including session's move
(Reporting by Aaditya Govind Rao in Bengaluru)
((Aaditya.govindrao@thomsonreuters.com;))