In myasthenia gravis, antibodies are present against:September 2012
Correct Answer: Nicotinic receptor proteins
Description: Ans. B i.e. Nicotinic receptor proteinsMyasthenia gravisIt is an autoimmune neuromuscular disease leading to fluctuating muscle weakness and fatigability.It is an autoimmune disorder, in which weakness is caused by circulating antibodies that block acetylcholine receptors at the postsynaptic neuromuscular junction, inhibiting the excitatory effects of the neurotransmitter acetylcholine on nicotinic receptors throughout neuromuscular junctions.Myasthenia is treated medically with acetylcholinesterase inhibitors or immunosuppressants, and, in selected cases,thymectomy.
Category:
Pathology
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