title: Nervous system of the snail Helix aspersa. II. Fine structure of vascular channels and amebocytes associated with the ganglionic sheath.
mesh_terms: D000818:Animals; D001808:Blood Vessels / Q000294:innervation; D002196:Capillaries / Q000166:cytology; D002319:Cardiovascular System; D003094:Collagen; D005110:Extracellular Space; D005293:Ferritins; D005724:Ganglia / Q000166:cytology; D006433:Hemocyanins; D002479:Inclusion Bodies; D007267:Injections; D008854:Microscopy, Electron; D008870:Microtubules; D008967:Molecular Biology; D009130:Muscle, Smooth / Q000166:cytology; D009186:Myelin Sheath / Q000166:cytology; D009419:Nerve Tissue Proteins; D009420:Nervous System / Q000166:cytology*; D009457:Neuroglia / Q000166:cytology; D009474:Neurons / Q000166:cytology; D010587:Phagocytosis; D012908:Snails / Q000033:anatomy & histology* / Q000378:metabolism; D013911:Thorium Dioxide; D013997:Time Factors; D014666:Vasomotor System / Q000166:cytology
chemical_list: D009419:Nerve Tissue Proteins; D003094:Collagen; D005293:Ferritins; D006433:Hemocyanins; D013911:Thorium Dioxide