Medical research

Manufacturing spermatogonia stem cells

For species that rely on sexual reproduction, including mice and men, offspring can only happen if sperm from the male fertilize eggs from the female. Even artificial fertilization techniques depend on donors for both of ...

Diseases, Conditions, Syndromes

Israel launches COVID antibody tests for children as young as 3

Israel on Sunday launched antibody testing for children aged as young as three, seeking information on the number of unvaccinated youths who have developed protection against coronavirus ahead of the new school year.

Vaccination

Israel to begin COVID booster shots for over 40s

Israelis aged 40 and over will be able to receive coronavirus vaccine booster shots starting this weekend, Health Minister Nitzan Horowitz said Thursday, as the country battles a spike in infections.

Diseases, Conditions, Syndromes

Bangladesh to vaccinate 10 million in seven days

Bangladesh extended its strict lockdown on Tuesday and announced plans to vaccinate at least 10 million people in a week as the country battles a major COVID-19 surge.

Diseases, Conditions, Syndromes

South Africa ramps up vaccine drive, too late for this surge

Some in wheelchairs, others on canes, hundreds of South Africans waited recently on the ramps of an open-air Johannesburg parking garage to get their COVID-19 vaccine shots. Despite the masks, social distancing and blustery ...

Diseases, Conditions, Syndromes

Delta variant driving COVID surge in South Africa

The highly contagious Delta variant is driving a surge in South African COVID-19 infections that is testing the capacity of hospitals and forcing authorities to mull tighter restrictions, the government and scientists said ...

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