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Jacob Spon (or Jacques; in English dictionaries given as James; 1647 – 25 December 1685) was a French doctor and archaeologist. He was a pioneer in the exploration of the monuments of Greece, and a scholar of international reputation in the developing " Republic of Letters ".
The siliceous sponges form a major group of the phylum Porifera, consisting of classes Demospongiae and Hexactinellida.They are characterized by spicules made out of silicon dioxide, unlike calcareous sponges.
A replica xylospongium (sponge on a stick) Ancient Roman latrines in Ostia Antica The xylospongium or tersorium, also known as a "sponge on a stick", was a utensil found in ancient Roman latrines, consisting of a wooden stick (Greek: ξύλον, xylon) with a sea sponge (Greek: σπόγγος, spongos) fixed at one end.
Keratosa, the keratose sponges or horny sponges, is a subclass of demosponges. [2]Keratosa sponges are nonspicular demosponges with organic spongin fibers forming flexible skeletons.
Dense connective tissue, also called dense fibrous tissue, is a type of connective tissue with fibers as its main matrix element. [1] The fibers are mainly composed of type I collagen.
A bone is a rigid organ [1] that constitutes part of the skeleton in most vertebrate animals. Bones protect the various other organs of the body, produce red and white blood cells, store minerals, provide structure and support for the body, and enable mobility.
Non-TNFi "biologic" drugs used in the treatment of ankylosing spondylitis include drugs that target different pathways involved in the inflammatory process. Two of the most important drugs in this class target IL-17, an important part of the inflammatory system: secukinumab and ixekizumab. They are often considered in cases where TNFi drugs are ...
Primary bone cancer is a type of sarcoma, a cancer that originates in bone, muscle, fibrous tissue, blood vessels, fat tissue, as well as some other tissues. [2] Primary bone cancer can arise in any of the 206 bones in the body but is mostly seen to originate the arms and the legs. [3]