A Doberman with separation anxiety is a serious issue but there are ways of dealing with this.
... Conversely, it has recently been proposed that social isolation, or social separation, of hamsters causes reductions in food intake, body mass, and adiposity and increases in anxiety-like behavior, particularly among female hamsters [18]. Shannonhouse et al.

When pets with separation anxiety are separated from their owner, the panic they feel affects their behavior, well-being, and quality of life. Pets can express this anxiety in a variety of ways, including

Crate anxiety and separation anxiety often overlap, and the crate, when introduced poorly, can actually amplify fear. The goal is to make the crate a place the dog chooses to be, not a place they're locked away in.