lever change
4.However, since neither new productive forces, nor new relations of production, nor new class forces, nor any advanced political party existed in those days, the peasant uprisings and wars did not have correct leadership such as the proletariat and the Communist Party provide today; every peasant revolution failed, and the peasantry was invariably used by the landlords and the nobility, either during or after the revolution, as a lever for bringing about dynastic change. 
5.(3) From 1 st to 7tl1 day after SCI the change ofastrocytes was hypelPlasia,and at the end of l4,h the astrocytes showed hyperPlasia andhypertrophy. (4) The expression lever of GFAP was negative correlated with thedegree of SCI according as Gale combined behavioral score,(r=-0.775, P=0.000), however bFGF was not correlated with CBS(rv-0.294, P==0.208).
