How to use Histological in a sentence

histological
  • From them are developed two distinct types of histological elements; the genital cells and the cnidoblasts or mothercells of the nematocysts.

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  • Protohydra is a marine genus characterized by the absence of tentacles, by a great similarity to Hydra in histological structure, and by reproduction by transverse fission.

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  • The use of the term to mean the individualized nucleated mass of living protoplasm, which, whether with or without a limiting membrane, primitively forms the proximate histological element of the body of every organism, dates from the second quarter of the i9th century.

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  • Thus the histological differentiation of the sporogonium of the higher mosses is one of considerable complexity; but there is here even less reason to suppose that these tissues have any homology (phylogenetic community of origin) with the similar ones met with in the higher plants.

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  • The leaves, again, have special histological features adapted to the performance of their special functions.

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  • Secondly, the histology of fossil plants, particularly woody plants of the carboniferous period, has been placed on a sound basis, assimilated with general histological doctrine, and has considerably enlarged our conceptions of plant anatomy as a whole, though again.

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  • It is only comparatively recently that the methods of histological investigation used by animal physiologists have been carefully and systematically applied to the study of the vegetable organisms. They have, however, been attended with wonderful results, and have revolutionized the whole study of vegetable structure.

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  • The differentiation of the plants substance so indicated is, however, physiological only; there is no histological difference between the cells of these regions that can be associated with the several properties they possess.

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  • There are, however, anatomical and histological differences to be seen at any rate at the extremes between the undoubted nephridia of Goodrich, Meyer and Lankester, and the coelomoducts of the same authors.

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  • In the majority of the Megascolicidae each sac is provided with one or more diverticula, tubular or oval in form, of a slightly different histological character in the lining epithelium, and in them is invariably lodged the sperm.

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  • The histological elements of this portion remain distinct both by transmitted light and in actual sections.

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  • These posterior brain-lobes, which in all Heteronemertines are in direct continuity of tissue with the upper pair of principal lobes, cease to have this intimate connexion in the Metanemertini; and, although still constituted of (I) a ciliated duct, opening out externally, (2) nervous tissue surrounding it, and (3) histological elements distinctly different from the nervous, and most probably directly derived from the oesophageal outgrowths, they are nevertheless here no longer constantly situated behind the upper brain-lobes and directly connected with them, but are found sometimes behind, sometimes beside and sometimes before the brain-lobes.

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  • Blochmann regards as coelomic, but it must be remembered that his interpretation rests largely on histological grounds, and at present embryological confirmation is wanting.

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  • In the formation of these the tissues break down, and in course of time lose their characteristic histological features.

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  • Hansemann's "anaplasia " hypothesis seeks to find an explanation of the formation of new growths in the absence of the histological differentiation of the cell associated with a corresponding increase in its proliferative power and a suspension, or loss, of its functional activity.

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  • From the histological examination of tumour cells there is no evidence to show that they resemble the protozoal unicellular organisms in occasionally passing through a sexual process of reproduction, i.e.

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  • It has certain histological resemblances with the Nematoda and certain primitive Annelids, but little stress must be laid on these.

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  • It is based upon the fact that the histological differentiation of the epidermis of their root is that generally characteristic of Monocotyledons, whilst they have two cotyledons - the old view of the epiblast as a second cotyledon in Gramineae being adopted.

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  • The tissues and fluids are treated by various histological methods, but, to speak generally, examination is made either in films smeared on thin cover-glasses and allowed to dry, or in thin sections cut by the microtome after suitable fixation and hardening of the tissue.

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  • The histological structure oc', oc 2, Distal and proximal median of the Scyphomedusae is in ocelli.

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  • Histological confirmation of tumor involvement in the paranasal sinuses is not available.

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  • The diagnosis of amyloidosis is histological, ie proof of AA amyloid deposition in biopsy material.

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  • Histological examination of cutaneous nodules showed dense infiltration of CD30 + atypical lymphoid cells in the deep dermis.

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  • Renal disease is characteristic and the typical histological appearance is a focal segmental necrotising glomerulonephritis.

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  • This histological and MRI evidence of lesions indicates that the polio virus both damaged and destroyed neurons in CNS territories beyond the anterior horn.

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  • The second major histological feature is the inflammatory infiltrate.

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  • The mice developed an inflammatory myopathy with clinical, biochemical, histological and immunological features similar to human myositis.

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  • This article contains the usual educational plethora of histological images.

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  • Tissue sections from such blocks are subjected to a variety of histological stains.

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  • The most important histological element is the connective tissue stroma.

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  • Subrahmanyam M. (1998) ' A prospective randomized clinical and histological study of superficial burn wound healing with honey and silver sulfadiazine ' .

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  • Such damage could be produced by a previous viral infection, leaving functional defects unaccompanied by any gross histological changes.

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  • Medical science further owes to him the classification of new growths on a natural histological basis, the elucidation of leucaemia, glioma and lardaceous tumours, and detailed investigations into many diseases - tuberculosis, pyaemia, diphtheria, leprosy, typhus, &c. Among the books he published on pathological and medical subjects may be mentioned Vorlesungen fiber Pathologic, the first volume of which was the Cellular-pathologic (1858), and the remaining three Die Krankhaften Geschwiilste (1863-67); Handbuch der speziellen Pathologic and Therapie (3 vols., 1854-62), in collaboration with other German surgeons; Gesammelte Abhandlungen zur wissenschaftlichen Medizin (1856); Vier Reden fiber Leben and Kranksein (1862); Untersuchungen fiber die Entwicklung des Schlidelgrundes (1857); Lehre von den Trichinen (1865); Ueber den Hunger-typhus (1868); and Gesammelte Abhandlungen aus dem Gebiete der afentlichen Medizin and der Seuchenlehre (1879).

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  • The features of histological structure seen in the Bryophytic series are such as we should expect to be developed in response to the exigencies of increasing adaptation to terrestrial life on soil, and of increasing size of the plant-body.

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  • At the present day both experimental and histological investigations seem to indicate that in the process of calcification there is a combination of the organic substances present in degenerated tissues, or in tissues of low vitality, with the lime salts of the body.

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  • Subrahmanyam M. (1998) ' A prospective randomized clinical and histological study of superficial burn wound healing with honey and silver sulfadiazine '.

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  • The biopsy may be used for histological assessment, microbiological culture and the urease test.

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  • The diagnosis of trichotillomania is made by history and interview, along with histological examination of the hairs in the area of hair loss as well as skin tissue in the area.

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  • Histological examination of hair follicles and skin biopsies also help in the diagnosis of trichotillomania.

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