Sentences with phrase «by histology»

Brain tumors arise in the glia, or supportive cells, of the brain and now are classified by their histology — characteristics visible via microscopy — and their cell of origin, either astrocytes or oligodendrocytes.

Not exact matches

By studying the anatomy and thin sections (also known as histology), Lyson and his colleagues have shown that the modern tortoise breathing apparatus was already in place in the earliest fossil tortoise, an animal known as Eunotosaurus africanus.

A pre-surgery tumor size of greater than three centimeters was associated with worse LC, but local recurrence was not significantly affected by the number of brain metastases or the patients» histology or graded prognosis assessments.

Patients were stratified by number of brain metastases (1 vs. 2 - 3), primary cancer type (melanoma vs. other histology) and pre-operative tumor size (less than vs. greater than three centimeters).

The study of microscopic anatomy (or histology) can be aided by practical experience examining histological preparations (or slides) under a microscope; and in addition, medical students generally also learn gross anatomy with practical experience of dissection and inspection of cadavers (dead human bodies).

In the long term, genomic and quantitative spatial gene expression measurements, captured and analysed by methods such as SpatialDE, may form the basis of histology and pathology in the clinic.

Histology of spontaneous tumors developed by p21 - null mice.

Among the seven predictors of how the neuroblastoma will progress are stage of the cancer as defined by INRG standards, histology, patient's age, and genetic factors.

There was also variation based on histology, with the highest rate of local recurrence at about a year after surgery seen in malignant peripheral nerve sheath tumors (MPNST), followed by myxofibrosarcoma; both those types saw persistently elevated rates compared to other subtypes out beyond 5 years.

The metabolic analysis of the mice could be combined with clinical assessments, by performing biochemical analysis in blood, plasma, urine and tissues (i.e, lipid and cholesterol content, glycogen content...) and by performing autopsy of the animal at the end of phenotyping study with several tissue collections (i.e, histology, mRNA anlaysis, protein analysis...).

Histological sectioning - In preparing each brain for histology, the hindbrain is separated from the cerebral hemisphere by sectioning at the level of the substantia nigra.

However, recent evidence indicates that apoE4 expression compromises the blood - brain barrier (as does apoE deficiency).40 Studies of brain histology, neurodegenerative markers, cholinergic activity, and neuronal function in knockout mice have been equivocal.39 Failure of detailed neurocognitive and retinal studies to demonstrate defects in our patient suggests either that the functions of apoE in the brain and eye are not critical or that they can be fulfilled by a surrogate protein.

Fast, High - Quality Histology of Cleared Tissue Samples by Polygon - Based Multiphoton Microscopy

TS is diagnosed by specific criteria, which include biochemical tests showing malabsorption of two unrelated substances, abnormal duodenal histology, absence of other causes of malabsorption and persistent response to antibiotics and folate.

In this condition, fundic histology is characterized by severe gland atrophy.

The Diagnostic Pathology Center is staffed by American College of Veterinary Pathologists (ACVP) certified anatomic pathologists and American Society for Clinical Pathology (ASCP) licensed necropsy and histology technicians.

The exhibition, the first in the Jordan D. Schnitzer Exhibition and Visiting Artist Lecture Series, featured several Wangechi Mutu prints anchored by two series: Histology of Different Classes of Uterine Tumors and The Original Nine Daughters.

Troubleshooting departmental system application decreasing any possibilities of system failure by simulating cases to accession, to use the AMP scanning system, histology printing and scanning cassettes and labels, transcribing and finalizing reports