| D007527 |
Isoenzymes |
Structurally related forms of an enzyme. Each isoenzyme has the same mechanism and classification, but differs in its chemical, physical, or immunological characteristics. |
Alloenzyme,Allozyme,Isoenzyme,Isozyme,Isozymes,Alloenzymes,Allozymes |
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| D007770 |
L-Lactate Dehydrogenase |
A tetrameric enzyme that, along with the coenzyme NAD+, catalyzes the interconversion of LACTATE and PYRUVATE. In vertebrates, genes for three different subunits (LDH-A, LDH-B and LDH-C) exist. |
Lactate Dehydrogenase,Dehydrogenase, L-Lactate,Dehydrogenase, Lactate,L Lactate Dehydrogenase |
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| D008579 |
Meningioma |
A relatively common neoplasm of the CENTRAL NERVOUS SYSTEM that arises from arachnoidal cells. The majority are well differentiated vascular tumors which grow slowly and have a low potential to be invasive, although malignant subtypes occur. Meningiomas have a predilection to arise from the parasagittal region, cerebral convexity, sphenoidal ridge, olfactory groove, and SPINAL CANAL. (From DeVita et al., Cancer: Principles and Practice of Oncology, 5th ed, pp2056-7) |
Benign Meningioma,Malignant Meningioma,Meningiomas, Multiple,Meningiomatosis,Angioblastic Meningioma,Angiomatous Meningioma,Cerebral Convexity Meningioma,Clear Cell Meningioma,Fibrous Meningioma,Hemangioblastic Meningioma,Hemangiopericytic Meningioma,Intracranial Meningioma,Intraorbital Meningioma,Intraventricular Meningioma,Meningotheliomatous Meningioma,Microcystic Meningioma,Olfactory Groove Meningioma,Papillary Meningioma,Parasagittal Meningioma,Posterior Fossa Meningioma,Psammomatous Meningioma,Secretory Meningioma,Sphenoid Wing Meningioma,Spinal Meningioma,Transitional Meningioma,Xanthomatous Meningioma,Angioblastic Meningiomas,Angiomatous Meningiomas,Benign Meningiomas,Cerebral Convexity Meningiomas,Clear Cell Meningiomas,Convexity Meningioma, Cerebral,Convexity Meningiomas, Cerebral,Fibrous Meningiomas,Groove Meningiomas, Olfactory,Hemangioblastic Meningiomas,Hemangiopericytic Meningiomas,Intracranial Meningiomas,Intraorbital Meningiomas,Intraventricular Meningiomas,Malignant Meningiomas,Meningioma, Angioblastic,Meningioma, Angiomatous,Meningioma, Benign,Meningioma, Cerebral Convexity,Meningioma, Clear Cell,Meningioma, Fibrous,Meningioma, Hemangioblastic,Meningioma, Hemangiopericytic,Meningioma, Intracranial,Meningioma, Intraorbital,Meningioma, Intraventricular,Meningioma, Malignant,Meningioma, Meningotheliomatous,Meningioma, Microcystic,Meningioma, Multiple,Meningioma, Olfactory Groove,Meningioma, Papillary,Meningioma, Parasagittal,Meningioma, Posterior Fossa,Meningioma, Psammomatous,Meningioma, Secretory,Meningioma, Sphenoid Wing,Meningioma, Spinal,Meningioma, Transitional,Meningioma, Xanthomatous,Meningiomas,Meningiomas, Angioblastic,Meningiomas, Angiomatous,Meningiomas, Benign,Meningiomas, Cerebral Convexity,Meningiomas, Clear Cell,Meningiomas, Fibrous,Meningiomas, Hemangioblastic,Meningiomas, Hemangiopericytic,Meningiomas, Intracranial,Meningiomas, Intraorbital,Meningiomas, Intraventricular,Meningiomas, Malignant,Meningiomas, Meningotheliomatous,Meningiomas, Microcystic,Meningiomas, Olfactory Groove,Meningiomas, Papillary,Meningiomas, Parasagittal,Meningiomas, Posterior Fossa,Meningiomas, Psammomatous,Meningiomas, Secretory,Meningiomas, Sphenoid Wing,Meningiomas, Spinal,Meningiomas, Transitional,Meningiomas, Xanthomatous,Meningiomatoses,Meningotheliomatous Meningiomas,Microcystic Meningiomas,Multiple Meningioma,Multiple Meningiomas,Olfactory Groove Meningiomas,Papillary Meningiomas,Parasagittal Meningiomas,Posterior Fossa Meningiomas,Psammomatous Meningiomas,Secretory Meningiomas,Sphenoid Wing Meningiomas,Spinal Meningiomas,Transitional Meningiomas,Wing Meningioma, Sphenoid,Wing Meningiomas, Sphenoid,Xanthomatous Meningiomas |
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| D008928 |
Mitochondria |
Semiautonomous, self-reproducing organelles that occur in the cytoplasm of all cells of most, but not all, eukaryotes. Each mitochondrion is surrounded by a double limiting membrane. The inner membrane is highly invaginated, and its projections are called cristae. Mitochondria are the sites of the reactions of oxidative phosphorylation, which result in the formation of ATP. They contain distinctive RIBOSOMES, transfer RNAs (RNA, TRANSFER); AMINO ACYL T RNA SYNTHETASES; and elongation and termination factors. Mitochondria depend upon genes within the nucleus of the cells in which they reside for many essential messenger RNAs (RNA, MESSENGER). Mitochondria are believed to have arisen from aerobic bacteria that established a symbiotic relationship with primitive protoeukaryotes. (King & Stansfield, A Dictionary of Genetics, 4th ed) |
Mitochondrial Contraction,Mitochondrion,Contraction, Mitochondrial,Contractions, Mitochondrial,Mitochondrial Contractions |
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| D009837 |
Oligodendroglioma |
A relatively slow-growing glioma that is derived from oligodendrocytes and tends to occur in the cerebral hemispheres, thalamus, or lateral ventricle. They may present at any age, but are most frequent in the third to fifth decades, with an earlier incidence peak in the first decade. Histologically, these tumors are encapsulated, relatively avascular, and tend to form cysts and microcalcifications. Neoplastic cells tend to have small round nuclei surrounded by unstained nuclei. The tumors may vary from well-differentiated to highly anaplastic forms. (From DeVita et al., Cancer: Principles and Practice of Oncology, 5th ed, p2052; Adams et al., Principles of Neurology, 6th ed, p655) |
Oligodendroblastoma,Anaplastic Oligodendroglioma,Mixed Oligodendroglioma-Astrocytoma,Mixed Oligodendroglioma-Ependymoma,Oligodendroglioma, Adult,Oligodendroglioma, Childhood,Oligodendroglioma, Well-Differentiated,Well-Differentiated Oligodendroglioma,Adult Oligodendroglioma,Adult Oligodendrogliomas,Anaplastic Oligodendrogliomas,Childhood Oligodendroglioma,Childhood Oligodendrogliomas,Mixed Oligodendroglioma Astrocytoma,Mixed Oligodendroglioma Ependymoma,Mixed Oligodendroglioma-Astrocytomas,Mixed Oligodendroglioma-Ependymomas,Oligodendroblastomas,Oligodendroglioma, Anaplastic,Oligodendroglioma, Well Differentiated,Oligodendroglioma-Astrocytoma, Mixed,Oligodendroglioma-Astrocytomas, Mixed,Oligodendroglioma-Ependymoma, Mixed,Oligodendroglioma-Ependymomas, Mixed,Oligodendrogliomas,Oligodendrogliomas, Adult,Oligodendrogliomas, Anaplastic,Oligodendrogliomas, Childhood,Oligodendrogliomas, Well-Differentiated,Well Differentiated Oligodendroglioma,Well-Differentiated Oligodendrogliomas |
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| D010212 |
Papilloma |
A circumscribed benign epithelial tumor projecting from the surrounding surface; more precisely, a benign epithelial neoplasm consisting of villous or arborescent outgrowths of fibrovascular stroma covered by neoplastic cells. (Stedman, 25th ed) |
Papilloma, Squamous Cell,Papillomatosis,Papillomas,Papillomas, Squamous Cell,Papillomatoses,Squamous Cell Papilloma,Squamous Cell Papillomas |
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| D001921 |
Brain |
The part of CENTRAL NERVOUS SYSTEM that is contained within the skull (CRANIUM). Arising from the NEURAL TUBE, the embryonic brain is comprised of three major parts including PROSENCEPHALON (the forebrain); MESENCEPHALON (the midbrain); and RHOMBENCEPHALON (the hindbrain). The developed brain consists of CEREBRUM; CEREBELLUM; and other structures in the BRAIN STEM. |
Encephalon |
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| D001932 |
Brain Neoplasms |
Neoplasms of the intracranial components of the central nervous system, including the cerebral hemispheres, basal ganglia, hypothalamus, thalamus, brain stem, and cerebellum. Brain neoplasms are subdivided into primary (originating from brain tissue) and secondary (i.e., metastatic) forms. Primary neoplasms are subdivided into benign and malignant forms. In general, brain tumors may also be classified by age of onset, histologic type, or presenting location in the brain. |
Brain Cancer,Brain Metastases,Brain Tumors,Cancer of Brain,Malignant Primary Brain Tumors,Neoplasms, Intracranial,Benign Neoplasms, Brain,Brain Neoplasm, Primary,Brain Neoplasms, Benign,Brain Neoplasms, Malignant,Brain Neoplasms, Malignant, Primary,Brain Neoplasms, Primary Malignant,Brain Tumor, Primary,Brain Tumor, Recurrent,Cancer of the Brain,Intracranial Neoplasms,Malignant Neoplasms, Brain,Malignant Primary Brain Neoplasms,Neoplasms, Brain,Neoplasms, Brain, Benign,Neoplasms, Brain, Malignant,Neoplasms, Brain, Primary,Primary Brain Neoplasms,Primary Malignant Brain Neoplasms,Primary Malignant Brain Tumors,Benign Brain Neoplasm,Benign Brain Neoplasms,Benign Neoplasm, Brain,Brain Benign Neoplasm,Brain Benign Neoplasms,Brain Cancers,Brain Malignant Neoplasm,Brain Malignant Neoplasms,Brain Metastase,Brain Neoplasm,Brain Neoplasm, Benign,Brain Neoplasm, Malignant,Brain Neoplasms, Primary,Brain Tumor,Brain Tumors, Recurrent,Cancer, Brain,Intracranial Neoplasm,Malignant Brain Neoplasm,Malignant Brain Neoplasms,Malignant Neoplasm, Brain,Neoplasm, Brain,Neoplasm, Intracranial,Primary Brain Neoplasm,Primary Brain Tumor,Primary Brain Tumors,Recurrent Brain Tumor,Recurrent Brain Tumors,Tumor, Brain |
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| D002467 |
Cell Nucleus |
Within a eukaryotic cell, a membrane-limited body which contains chromosomes and one or more nucleoli (CELL NUCLEOLUS). The nuclear membrane consists of a double unit-type membrane which is perforated by a number of pores; the outermost membrane is continuous with the ENDOPLASMIC RETICULUM. A cell may contain more than one nucleus. (From Singleton & Sainsbury, Dictionary of Microbiology and Molecular Biology, 2d ed) |
Cell Nuclei,Nuclei, Cell,Nucleus, Cell |
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| D003397 |
Craniopharyngioma |
A benign pituitary-region neoplasm that originates from Rathke's pouch. The two major histologic and clinical subtypes are adamantinous (or classical) craniopharyngioma and papillary craniopharyngioma. The adamantinous form presents in children and adolescents as an expanding cystic lesion in the pituitary region. The cystic cavity is filled with a black viscous substance and histologically the tumor is composed of adamantinomatous epithelium and areas of calcification and necrosis. Papillary craniopharyngiomas occur in adults, and histologically feature a squamous epithelium with papillations. (From Joynt, Clinical Neurology, 1998, Ch14, p50) |
Craniopharyngioma, Adamantinous,Craniopharyngioma, Papillary,Rathke Pouch Tumor,Craniopharyngioma, Adult,Craniopharyngioma, Child,Neoplasm, Rathke Cleft,Neoplasm, Rathke's Cleft,Rathke Cleft Neoplasm,Rathke's Cleft Neoplasm,Rathke's Pouch Tumor,Adamantinous Craniopharyngioma,Adamantinous Craniopharyngiomas,Adult Craniopharyngioma,Adult Craniopharyngiomas,Child Craniopharyngioma,Child Craniopharyngiomas,Craniopharyngiomas,Craniopharyngiomas, Adamantinous,Craniopharyngiomas, Adult,Craniopharyngiomas, Child,Craniopharyngiomas, Papillary,Neoplasm, Rathkes Cleft,Papillary Craniopharyngioma,Papillary Craniopharyngiomas,Rathkes Cleft Neoplasm,Rathkes Pouch Tumor,Tumor, Rathke Pouch,Tumor, Rathke's Pouch |
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