We don't believe the gold particles contributed to their death.

The color is caused by the size and dispersion of gold particles.

This causes the gold particles to fall into the pan.

As expected, the number of gold particles per mitochondrion varied.

The insets in figure 3bshow two examples of gold particles near contact sites.

Even now people look for traces of gold particles in its sandy beds.

The sand in this river carries gold particles and also, some times, small nuggets.

Aggregate size is defined as the number of gold particles present.

To purify the gold particles, the mercury is burned off.

The gold particles stuck to the mercury, and could be collected from there.