COVID-19 Vaccines from Johnson & Johnson and AstraZeneca | We know the Johnson & Johnson SARS-CoV-2 vaccine is easier to transport and distribute, but how else does it differ from the mRNA
![WHO backs AstraZeneca COVID vaccine amid clotting concerns; green lights Johnson & Johnson shots | UN News WHO backs AstraZeneca COVID vaccine amid clotting concerns; green lights Johnson & Johnson shots | UN News](https://global.unitednations.entermediadb.net/assets/mediadb/services/module/asset/downloads/preset/Libraries/Production+Library/04-03-2021-UNICEF-0424447-Cambodia-vaccine.jpg/image1170x530cropped.jpg)
WHO backs AstraZeneca COVID vaccine amid clotting concerns; green lights Johnson & Johnson shots | UN News
![Europe won't renew AstraZeneca, Johnson & Johnson COVID-19 vaccine contracts next year: report | Fierce Pharma Europe won't renew AstraZeneca, Johnson & Johnson COVID-19 vaccine contracts next year: report | Fierce Pharma](https://qtxasset.com/quartz/qcloud5/media/image/fiercepharma/1618407369/GettyImages-1218961180.jpg/GettyImages-1218961180.jpg?VersionId=uqTXYySYohRRB.WBR7Cm7118jdJ_8D3M)
Europe won't renew AstraZeneca, Johnson & Johnson COVID-19 vaccine contracts next year: report | Fierce Pharma
![A mix-and-match approach to COVID-19 vaccines could provide logistical and immunological benefits | PBS NewsHour A mix-and-match approach to COVID-19 vaccines could provide logistical and immunological benefits | PBS NewsHour](https://d3i6fh83elv35t.cloudfront.net/static/2021/06/GettyImages-1232570041-1024x696.jpg)
A mix-and-match approach to COVID-19 vaccines could provide logistical and immunological benefits | PBS NewsHour
![Concerns over rare clotting disorders halt use of Johnson & Johnson's COVID-19 vaccine | Science | AAAS Concerns over rare clotting disorders halt use of Johnson & Johnson's COVID-19 vaccine | Science | AAAS](https://www.science.org/do/10.1126/science.abi9935/abs/J%26J_vaccine_1280x720.jpg)
Concerns over rare clotting disorders halt use of Johnson & Johnson's COVID-19 vaccine | Science | AAAS
![AstraZeneca's vaccine contract with the UK is based on 'best efforts,' just like its deal with a frustrated EU | CNN AstraZeneca's vaccine contract with the UK is based on 'best efforts,' just like its deal with a frustrated EU | CNN](https://media.cnn.com/api/v1/images/stellar/prod/210217142830-01-boris-johnson-astrazeneca-0217.jpg?q=w_3000,h_1688,x_0,y_0,c_fill)