Biological process

down regulation of sequestering of calcium ion, down-regulation of sequestering of calcium ion, downregulation of sequestering of calcium ion, negative regulation of calcium ion (Ca2+) retention, negative regulation of calcium ion (Ca2+) sequestering, negative regulation of calcium ion (Ca2+) sequestration, negative regulation of calcium ion (Ca2+) storage, negative regulation of retention of calcium ion (Ca2+), negative regulation of sequestering of calcium ion (Ca2+), negative regulation of sequestration of calcium ion (Ca2+), negative regulation of storage of calcium ion (Ca2+)

Any process that stops, prevents, or reduces the frequency, rate or extent of the binding or confining calcium ions such that they are separated from other components of a biological system.