. "\"Any process that stops, prevents, or reduces the frequency, rate or extent of synaptic growth at neuromuscular junction.\" [GOC:go_curators]" . . "negative regulation of synaptic growth at neuromuscular junction" . "down regulation of synaptic growth at neuromuscular junction" . "down-regulation of synaptic growth at neuromuscular junction" . "downregulation of synaptic growth at neuromuscular junction" . . . . "inhibition of synaptic growth at neuromuscular junction" .