4007
Hypothesizing that motor neuron proteins targeted to the NMJ basal lamina share common temporal pattern of expression , which is coordinated with the formation of basal lamina , we compared expression of agrin isoforms with the expression of AChE - T and ColQ in the developing rat spinal cord at the stages before and after the formation of NMJ basal lamina .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None