The influence of binge and moderate alcohol drinking, along with the differences observed between beer, wine (specifically red wine) and spirits on the immune system (including the effect on vaccinations) are covered in this short overview by Kim Murphy, Immunology researcher at Monash University, Melbourne, Australia:
theconversation.com/could-a...
While the referenced studies are on trial participants from the general public and rhesus monkeys - not people diagnosed with CLL, the included references may prove interesting for those that want to explore more.
Neil
Photo: Barley ripening - one of the many steps on the way to filling that glass of beer.