The vaccine, developed by the University of Oxford, also triggers lower adverse responses among the elderly, AstraZeneca, which is helping manufacture the vaccine, said on Monday.
India's Bharat Biotech is in discussions with more than 10 countries that have shown an interest in a potential COVID-19 vaccine it is developing with a government agency, a company executive told Reuters on Friday.
Patel declined to comment on whether he thought 500 billion rupees would suffice, but said he wasn't anxious about potential delivery and cold-chain storage bottlenecks given that vaccine supply will initially be restricted to priority areas and those at high risk.
A spokesman said: "Our ongoing trials will provide further data, but this marks a key milestone and reassures us that the vaccine is safe for use and induces strong immune responses in both parts of the immune system in all adult groups".
The findings came from blood tests carried out on a subset of older participants in the vaccine trials.
Lilly antibody drug fails in study of hospitalized Covid-19 patients
Lilly said it intends to request emergency use authorization (EUA) from the FDA for its dual antibody therapy as soon as November. The company also is continuing its own studies testing the drug, which is being developed with the Canadian company AbCellera.
Full details are expected to be laid out in scientific journals once they have been reviewed by other experts.
He said that reactogenecity, which refers to common side-effects of vaccines like soreness and redness of the arm, was "often, but not always" associated with a vaccine's immunogenicity.
AstraZeneca shares rose around 1% in early trade Monday, defying a down day for broader markets.
"Immunogenicity responses were similar between older and younger adults", an AstraZeneca spokesperson said.
Covid-19 has killed over 2,370 people in the Jewish state since the start of the outbreak there, and has infected more than 300,000, according to official figures.
La Superligue, la bombe de Bartomeu — Barça
Victor Font et Joan Laporta émergent comme les principaux favoris pour s'installer à la tête du prestigieux club espagnol. Il s'en est d'ailleurs fallu de peu le mois dernier pour qu'il devienne le président qui a laissé filer la star argentine.
Around 240 are under development.
Last week, a study by Bristol University confirmed the candidate, which is now in the final stage of clinical trials, builds strong immunity to the virus as hoped.
Ministers have signed a number of contracts to make sure the United Kingdom is ready to go once one is found.
Cadila Healthcare is planning to hire contract manufacturers for 50-70 million doses of its vaccine, which is an addition to its own capacity of 100 million, Managing Director Sharvil Patel told Bloomberg.
The Health Secretary said preparations are being made to vaccinate NHS staff within weeks in case trials go "perfectly".
Dans quel camp joue le clan Mbappé — PSG Mercato
Moi, j'aime jouer, j'aime ce sport, j'aime toujours être sur le terrain, donc tu ne me verras jamais me plaindre des matchs. Dans mon esprit, et nous sommes plusieurs à le ressentir, ce n'est pas une nouvelle saison.
"The vaccine programme is progressing well".