A single dose is given into the deltoid muscle that covers the shoulder joint.

The deltoid muscle (fig.

(11) Pistol-shot through the left pectoralis major and left deltoid muscles.

Ligature has been performed in this position by separating the pectoralis and deltoid muscles, without dividing the muscular fibres (Roux, Desault).

We prepared cells from biopsies of both biceps and deltoid muscles obtained from each of 10 FSHD and 9 unaffected donors.