Trial and Error - programme summary. Jesse Gelsinger died after a gene therapy trial causing experts to question the treatment. Trial and Error - transcript. On Monday 13 March, eight healthy young men took part in a clinical trial of an experimental drug known as TGN1412. Animals, insects and corpses were once put on trial - but why and how? It' s Dillon' s first try- out at Hawkstone Academy and Jack covers it for the school blog. Mr Allan, from Beckenham, in south- east London, had been under investigation for nearly two years before his trial collapsed. Has the safety of early clinical trials in humans improved since the disastrous ' Elephant Man' trial at a London hospital in? A secondary school revision resource for GCSE Maths about foundation level formulas, formulae, equations and trial and improvement. RETURNS AUGUST 9 | THURSDAY 9/ 8c. Trial And Error - S2. WHO IS RONNIE DEL MUNDO? Just when Josh thinks they' ve caught a break.