Heme

Handmade necklace of the heme in silver wire with the iron atom as an oxidized silver ball and the four oxygens as 18K gold balls.
Hemes are most commonly recognized as the red pigment of hemoglobin and myoglobin.

Jewelry for September 2018

The molecule in September is the mugwort allergen Art v4.

Mugwort allergen

The jewelry shows the three-dimensional structure of Art v4. Art v4 is a protein from the aromatic plant Artemisia vulgaris. The mugwort allergen is in the air from July to early September. Because of cross-allergy, mugwort allergic people can respond to dandelion and daisy.

Jewelry for August 2018

The molecule in August is the dust mite allergen Der p 5.

Dust mite allergen

The jewelry shows the three-dimensional structure of Der p 5. Der p 5 is a protein from the dust mite, Dermatophagoides pteronissinus, and can cause an allergic reaction such as sneezing and runny nose.

Dust mites have eight legs and are close relatives of ticks and spiders. They are very small, measure only about one-quarter to one-third of a millimeter. In most homes, such items as bedding, upholstered furniture and carpeting provide an ideal environment for dust mites. Dust mites eat skin cells shed by people, and they thrive in warm, humid environments. A practical way to control dust mites and their allergens is to maintain a low humidity and a room temperature of around 20°C.