Tetanus: Pathophysiology, Treatment, and the Possibility of Using Botulinum Toxin against Tetanus-Induced Rigidity and Spasms

Tetanus toxin, the product of Clostridium tetani, is the cause of tetanus symptoms.Tetanus toxin is taken up into terminals of lower motor neurons and transported axonally to the spinal cord and/or brainstem.Here the toxin moves trans-synaptically into inhibitory nerve terminals, where vesicular release of inhibitory neurotransmitters becomes block

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Effects of materials on the tribological properties and the noise of gerotor pump used in active vibration damping system

An automobile active vibration damping system is mainly consists of a pump-controlled cylinder system with highly responsive, small volume and lightweight, the performance of the friction pair of the hydraulic pump puts forward high requirements.A compact and lightweight gerotor pump was designed, and the characteristics of the friction pair and th

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