Top companies expected to complete safety testing by end of November, before turning to FDA for emergency approval of shots

Health Ministry chief confirms negotiations with US company to procure coronavirus shot, which preliminary data has indicated is over 90% effective

Israeli chief medical officer of US biotech firm confirms timeline; separately, hopes raised Israeli-produced shot could be ready in 6 months

Pharmaceutical giant has signed an agreement with US government to produce millions of doses even before they are deemed safe and effective

Pharmaceutical giant says if safety data from trials, expected about 2 weeks after US elections, is positive, it will go ahead with request for 'emergency use authorization'

Shot developed by Defense Ministry's Institute for Biological Research still far from wider phase 3 trials; Moderna says its vaccine will not be ready before US election

AstraZeneca treatment to begin trials on tens of thousands; US advisory panel releases draft plan for rationing a successful vaccine, with healthcare workers first in line

Shot developed by NIH and Moderna to be tried on 30,000 people in coming months, with Israel among countries rooting for its success

Deal for inoculations with US biotech firm Moderna said to not include means to inject vaccine; official warns mass purchase of syringes is vital

Vaccine shown to provide immune boost in 45 volunteers; 'No matter how you slice this, this is good news,' says Dr. Anthony Fauci, US government’s top infectious disease expert