BioSerendipity
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Science editing services and communications consulting by Nancy R. Gough, PhD, and free commentary about biological science.
BioSerendipity
1y ago
T cells are a major component of the adaptive immune system. The video shows the intracellular events that let T cells learn about and recognize virus-infected cells. Infected cells can use the major histocompatibility complex (MHC) I or MHC II pathway to signal to T cells that they are infected. Both pathways rely on the ... Read more
The post Two Pathways to Viral Recognition first appeared on BioSerendipity ..read more
BioSerendipity
1y ago
Contamination of an aromatherapy spray, made in India and sold by Walmart, results in bacterial infection that causes deadly melioidosis.
The post From Aromatherapy to Deadly Bacterial Infection first appeared on BioSerendipity ..read more
BioSerendipity
1y ago
Test the risk of different activities in contracting COVID-19 using this online tool from the BMJ
The post Risk of COVID-19 Transmission under Different Scenarios first appeared on BioSerendipity ..read more
BioSerendipity
1y ago
This video explains how cells process virus proteins so that T cells can recognize infected cells.
The post Killers and Helpers: How T Cells Recognize SARS-CoV-2 first appeared on BioSerendipity ..read more
BioSerendipity
2y ago
Test the risk of different activities in contracting COVID-19 using this online tool from the BMJ
The post Risk of COVID-19 Transmission under Different Scenarios first appeared on BioSerendipity ..read more
BioSerendipity
3y ago
This video explains how cells process virus proteins so that T cells can recognize infected cells. Additionally, it explains which type of T cell responds by targeting the infected cells for destruction and which T cells respond by helping other cells of the immune system to recognize that the virus is present and mount a ... Read more
The post Killers and Helpers: How T Cells Recognize SARS-CoV-2 first appeared on BioSerendipity ..read more
BioSerendipity
3y ago
Data show that vaccine effectiveness against severe COVID-19 and transmission is high. Although COVID-19 zero is not a possibility, reducing deaths from COVID-19 to close to zero is possible with the COVID-19 vaccines. The research also indicates that the vaccines reduce transmission of COVID-19. So the news is excellent! The two images below provide summary ... Read more
The post Vaccine Effectiveness Against Severe COVID-19 and Transmission first appeared on BioSerendipity ..read more
BioSerendipity
3y ago
Another issue of confusion has been whether the COVID-19 vaccines from Moderna or Pfizer or Astrazeneca and Oxford University can cause someone to become infected with the coronavirus that causes COVID-19. The answer is NO! These vaccines only let the vaccinated person make one protein from the coronavirus. One protein is not enough to make ... Read more
The post COVID-19 Vaccines Do Not Cause COVID Infection first appeared on BioSerendipity ..read more
BioSerendipity
3y ago
Understanding immunity from the COVID-19 vaccines
The post COVID-19 Vaccines: Immunity and Infection first appeared on BioSerendipity ..read more
BioSerendipity
3y ago
The good news is that we have 3 vaccines that appear to have good efficacy. This means that they protect the people who receive the vaccine. Two of the vaccines are based a new technology that has not been used before in vaccines. Although the technology is new, it is not completely unusual in that ... Read more
The post Good News on the COVID-19 Front first appeared on BioSerendipity ..read more