Tscan Therapeutics Inc. CEO David Southwell told BioWorld that his firm’s series C financing of $100 million will allow two IND filings in liquid tumors this year and three – possibly more – in solid tumors starting next year. “We’ll be filing a lot of INDs in solid tumors,” he said. The Waltham, Mass.-based firm works with T-cell receptor-engineered T-cell therapies.