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Direct projections from the cerebellar fastigial nucleus to the thalamic suprageniculate nucleus in the cat studied with the anterograde and retrograde axonal transport of wheat germ agglutinin-horseradish peroxidase. 1993

Y Y Katoh, and S Deura
Department of Anatomy, Fujita Health University School of Medicine, Aichi, Japan.

Axonal transport of WGA-HRP injected into (1) the suprageniculate nucleus or (2) the fastigial nucleus, was investigated. Retrogradely labeled neurons were found in the caudal part of the bilateral fastigial nucleus following injection 1, and anterograde labeled axon terminals were observed in the bilateral suprageniculate nucleus following injection 2. Electron microscopic observations of these terminals revealed that they were large terminals making asymmetric synaptic contacts with dendrites. These results suggest that some neurons in the fastigial nucleus send their axons to the suprageniculate nucleus.

UI MeSH Term Description Entries
D008854 Microscopy, Electron Microscopy using an electron beam, instead of light, to visualize the sample, thereby allowing much greater magnification. The interactions of ELECTRONS with specimens are used to provide information about the fine structure of that specimen. In TRANSMISSION ELECTRON MICROSCOPY the reactions of the electrons that are transmitted through the specimen are imaged. In SCANNING ELECTRON MICROSCOPY an electron beam falls at a non-normal angle on the specimen and the image is derived from the reactions occurring above the plane of the specimen. Electron Microscopy
D009434 Neural Pathways Neural tracts connecting one part of the nervous system with another. Neural Interconnections,Interconnection, Neural,Interconnections, Neural,Neural Interconnection,Neural Pathway,Pathway, Neural,Pathways, Neural
D009474 Neurons The basic cellular units of nervous tissue. Each neuron consists of a body, an axon, and dendrites. Their purpose is to receive, conduct, and transmit impulses in the NERVOUS SYSTEM. Nerve Cells,Cell, Nerve,Cells, Nerve,Nerve Cell,Neuron
D002415 Cats The domestic cat, Felis catus, of the carnivore family FELIDAE, comprising over 30 different breeds. The domestic cat is descended primarily from the wild cat of Africa and extreme southwestern Asia. Though probably present in towns in Palestine as long ago as 7000 years, actual domestication occurred in Egypt about 4000 years ago. (From Walker's Mammals of the World, 6th ed, p801) Felis catus,Felis domesticus,Domestic Cats,Felis domestica,Felis sylvestris catus,Cat,Cat, Domestic,Cats, Domestic,Domestic Cat
D002529 Cerebellar Nuclei Four clusters of neurons located deep within the WHITE MATTER of the CEREBELLUM, which are the nucleus dentatus, nucleus emboliformis, nucleus globosus, and nucleus fastigii. Dentate Nucleus,Nucleus Dentatus,Nucleus Emboliformis,Nucleus Fastigii,Nucleus Globosus,Amiculum of the Dentate Nucleus,Anterior Interposed Nucleus,Anterior Interpositus Nucleus,Central Nuclei,Deep Cerebellar Nuclei,Dentate Cerebellar Nucleus,Fastigial Cerebellar Nucleus,Fastigial Nucleus,Intracerebellar Nuclei,Lateral Cerebellar Nucleus,Medial Cerebellar Nucleus,Central Nucleus,Cerebellar Nuclei, Deep,Cerebellar Nucleus,Cerebellar Nucleus, Deep,Cerebellar Nucleus, Dentate,Cerebellar Nucleus, Fastigial,Cerebellar Nucleus, Lateral,Cerebellar Nucleus, Medial,Deep Cerebellar Nucleus,Emboliformis, Nucleus,Fastigii, Nucleus,Globosus, Nucleus,Interposed Nucleus, Anterior,Interpositus Nucleus, Anterior,Intracerebellar Nucleus,Nuclei, Central,Nuclei, Cerebellar,Nuclei, Deep Cerebellar,Nuclei, Intracerebellar,Nucleus Fastigius,Nucleus, Anterior Interposed,Nucleus, Anterior Interpositus,Nucleus, Central,Nucleus, Cerebellar,Nucleus, Deep Cerebellar,Nucleus, Dentate,Nucleus, Dentate Cerebellar,Nucleus, Fastigial,Nucleus, Fastigial Cerebellar,Nucleus, Intracerebellar,Nucleus, Lateral Cerebellar,Nucleus, Medial Cerebellar
D006735 Horseradish Peroxidase An enzyme isolated from horseradish which is able to act as an antigen. It is frequently used as a histochemical tracer for light and electron microscopy. Its antigenicity has permitted its use as a combined antigen and marker in experimental immunology. Alpha-Peroxidase,Ferrihorseradish Peroxidase,Horseradish Peroxidase II,Horseradish Peroxidase III,Alpha Peroxidase,II, Horseradish Peroxidase,III, Horseradish Peroxidase,Peroxidase II, Horseradish,Peroxidase III, Horseradish,Peroxidase, Ferrihorseradish,Peroxidase, Horseradish
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia
D001369 Axons Nerve fibers that are capable of rapidly conducting impulses away from the neuron cell body. Axon
D001692 Biological Transport The movement of materials (including biochemical substances and drugs) through a biological system at the cellular level. The transport can be across cell membranes and epithelial layers. It also can occur within intracellular compartments and extracellular compartments. Transport, Biological,Biologic Transport,Transport, Biologic
D013787 Thalamic Nuclei Several groups of nuclei in the thalamus that serve as the major relay centers for sensory impulses in the brain. Nuclei, Thalamic

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