Sentence 1: This neurological disease is caused by a lack of thiamine ( vitamin B ) in the brain and is often amplified by the neurotoxic effects of alcohol .
Sentence 2: This neurological disorder is exacerbated by a lack of thiamine ( vitamin B ) in the brain , and is also often caused by the neurotoxic effects of alcohol .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?