Nordstemmen station it had suffered. It was found that the conservation status of the building had been affected by the spread of Serpula lacrymans (dry rot), causing serious deterioration to the roof and other parts of the wooden structure; almost the whole building is affected. Subsequently, the previously closed windows were fitted with grills, supporting the ceilings, which were in danger of collapsing, and new coverings were installed over the roof. Because no buyer had been found for the listed building, Deutsche Bahn submitted an application for its demolition to the Federal Railway Authority (EBA) in Hanover in the summer of 2005.
Serpula vigorous pumping movements of the abdomen and also by the activity of the ciliary tracts. The well-developed longitudinal muscles of the body wall of serpulids lack a special blood supply. The body surface in the larger serpulids, like "Serpula", has a rich blood supply, and the water in contact with this surface is constantly renewed. It seems probable that the outer body surface of serpulids serves as a respiratory membrane, supplying oxygen to the underlying muscles by diffusion. The biochemistry of the blood of "Serpula" is especially unusual in that the blood contains not only hemoglobin, but also chlorocruorin. While