The latest studies on COVID-19 and the efforts to find treatments are showing how our immune system may fight the disease.<br />Researchers have found that the immune system’s T cells play a pivotal role in attacking the coronavirus.<br />According to new data, the immune system's B cells make antibodies that block the virus, while T cells provide an additional line of attack.<br />Reuters reports that researchers have found that T cells from recovered patients can target the virus.<br />Targetting the virus is hopeful news for vaccines because it is "consistent with normal, good, antiviral immunity".<br />Globally there have been over 4.8 million confirmed cases of the novel coronavirus, with a death toll of 318,981.