'They are highly potent,' says Israeli researcher who scrutinized 'nanobodies' from Wally the llama to pave the way for an inhaler intended to help patients fight virus

Experts say disappearing antibodies don't spell the end of immunity, following seemingly alarming British study

Study presented to ministers shows percentage of positive tests among children stands at 8%, a full 2% higher than with adults; indicates re-opening schools led to infection spike

US president took lab-made cocktail reportedly based on antibodies of mice and humans; Tel Aviv team says its version uses only human antibodies, potentially boosting reliability

While tests of drug fell short of main goals, Eli Lilly says results hinting fewer people with virus may need to be hospitalized are an encouraging 'proof of principle'

Initial research shows blood cells remember how to efficiently make new antibodies in case of reinfection, meaning someone can have immunity even without antibodies

TV report says medical worker at Sheba Medical Center first contracted coronavirus in April, had tested negative in May and June

Unclear how long such immunity could last in humans; some reports of people possibly becoming reinfected, though there is speculation these are test-related issues

The case for immunity from reinfection for coronavirus patients is looking good, say researchers at Tel Aviv University

Tel Aviv University team say they can identify all 3 key coronavirus antibodies with an accuracy of up to 99%