JK paper quiz

What is the main characteristic of ulcerative colitis?

• Chronic inflammation of the stomach lining

• Chronic inflammation of the mucosal layer of the colon

• Acute inflammation of the small intestine

• Acute inflammation of the liver

Which bacteria are reduced in abundance in patients with ulcerative colitis?

• Lactobacillus spp. and Bifidobacterium spp.

• Faecalibacterium prausnitzii and Roseburia hominis

• Escherichia coli and Salmonella spp.

• Streptococcus spp. and Staphylococcus spp.

What is the prevalence of ulcerative colitis in western countries?

• 0.1%

• 0.3%

• 0.5%

• 1.0%

What is the molecular mass digestion product weight cut-off used in the dialysis process?

• 0.5 kDa

• 1.0 kDa

• 1.5 kDa

• 2.0 kDa

How long was the sample freeze-dried for in the study?

• 24 hours

• 48 hours

• 72 hours

• 96 hours

What was the effect of 2'-FL on Desulfovibrio spp. in the UC microbiota?

• Increased the proportion

• Reduced the proportion

• No effect

• Completely eliminated

What was the effect of 2'-FL on SCFA levels?

• Decreased SCFA levels

• No change in SCFA levels

• Increased acetate and total SCFA levels

• Only increased butyrate levels

Which bacterial group had a significant increase in total bacteria with 2'-FL from baseline to 8 hours?

• Desulfovibrio spp.

• Eubacterium rectale group

• Lactobacillus spp.

• Atopobium cluster

What was the effect of 2'-FL on the abundance of Desulfovibrio spp. over time?

• Increased significantly

• Reduced significantly

• No change

• Eliminated completely

What does DSV stand for in the context of the study?

• Desulfovibrio spp.

• Dietary Supplement Value

• Digestive System Variation

• Daily Sugar Volume