CPI-M patriarch Jyoti Basu suffered multi-organ failure today and is sinking and totally dependent on life support. Dr Susruth Banerjee, a doctor on the medical board of AMRI Hospital where Basu was admitted on January one with pneumonia, told reporters.<br/><br/>He said, three organs–lung, kidney and the haemo dynamic system have failed and his heart is partially affected. He said the 95-year-old former chief minister was now totally dependent on life support. He said Basu underwent dialysis for three hours today and would also undergo it tomorrow.<br/>