Biological process

down regulation of presynapse assembly, down regulation of presynapse biogenesis, down regulation of presynaptic terminal assembly, down-regulation of presynapse assembly, down-regulation of presynapse biogenesis, down-regulation of presynaptic terminal assembly, downregulation of presynapse assembly, downregulation of presynapse biogenesis, downregulation of presynaptic terminal assembly, negative regulation of presynapse biogenesis, negative regulation of presynaptic terminal assembly

Any process that stops, prevents or reduces the frequency, rate or extent of presynapse assembly.