Guest Post: Suffering and the Grace of God

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Secuencia de AND by Pablo Gonzalez. Flickr. (CC BY-NC-ND 2.0)

Most weeks in my work as an immunologist, I am faced with the reality of our evolutionary origins. Someone will give a talk, describing the function of this or that receptor in humans and – in passing – will mention that the same receptor is seen in bacteria. Or (hoorah!) we find that an antibody, created to identify a protein in rats, nicely targets the same protein in human cells. Or an online search to identify a human DNA sequence ends up with a piece of armadillo DNA as the closest match (yes that did happen!)

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Tree of life By Ivica Letunic: Iletunic. Retraced by Mariana Ruiz Villarreal: LadyofHats [Public domain], via Wikimedia Commons
But as a Christian, I am troubled by Darwinian evolution. What does it say of the character of God? Continue reading

Guest Post: T Cells – a wonder and a signpost

Human neutrophil ingesting MRSA - By National Institutes of Health (NIH) [Public domain], via Wikimedia Commons
Human neutrophil ingesting MRSA – By National Institutes of Health (NIH) [Public domain], via Wikimedia Commons
There are many amazing complex systems in our bodies, but the immune system beats them all, recognising foreign invaders like bacteria, viruses and parasites and fighting them off.

How do our bodies manage to recognise virtually any kind of foreign invader that we might meet anywhere in the world? Continue reading