Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.
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Question: Question: Does oligofructose affect the development of type 1 diabetes mellitus induced by dietary proteins in the diabetes-prone BB rat model?
Answer: In the BB rat model, 5% OF in the diet did not have any protective effects against diet-induced T1DM. The present data do not suggest dietary OF as a promising approach for the dietary prevention of T1DM.

Answer: no


Question: Question: Does increased expression of prostasin contribute to early-onset severe preeclampsia through inhibiting trophoblast invasion?
Answer: These findings suggest that prostasin may suppress the invasion process in preeclampsia by attenuating MMP2 and MMP9 secretion.

Answer: yes


Question: Question: Is low serum bilirubin concentration a predictor of chronic kidney disease?
Answer: Our study demonstrated that serum total bilirubin concentration could be a novel risk factor for the progression of CKD, defined as eGFR <60 ml/min/1.73 m(2), in the general population.

Answer:
yes