Additional Chief Metropolitan Magistrate Vinod Kumar Gautam ordered Professor Pental's arrest on a complaint by Professor P Pardha Saradhi, who had accused him and his student of plagiarising his paper on biotechnology and publishing it as their own.
Sixty three-year-old Pental has been accused of cheating and also misappropriating some genetic material from the university's science lab.
While Pental was taken into custody around 12:45 PM, his advocate moved the high court immediately after which his arrest was stayed.
Meanwhile, the court directed the officials concerned to produce the trial court's order before December 15.
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The high court also said, "This order will remain in force till pending of the petition".
It directed the Registrar General of the High Court to communicate the order immediately through fax and telephone to Tihar Jail authorities concerned.
It also said that on next date of hearing the file related to the case be produced before it.