There are those pieces that elicit delight, exhibiting an entrepreneurial spirit as much as shock value.  Vaginal Davis, a Los Angeles-born, Berlin-based transgender artist has created a generous series of small abstract wall reliefs in a blood-red mixture of nail polish, Aqua Net hair spray and other Dollar Store beauty supplies. A more formalistic abstraction is offered by Ulrike Muller’s geometric enamel on steel pictures, exhibiting a clean mastery of minimalism and grace.