17 May Microscopia Electrónica de Barrido – SEM (EDS / EDX) Liliana Alexandra Ceballos Rivera Jhonatan Alexander Loaiza Mejia Carlos Andres. 16 Ene Transcript of El microscopio electrónico: de barrido y de transmisión. Ventajas del TEM Ventajas SEM Mayor resolución. Mayor numero de. Microscopía Electrónica de barrido y Microanálisis por Rayos X. Book · January with 95 Reads. ISBN Publisher: Consejo Superior de.

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Reset share links Resets both viewing and editing links coeditors shown below are not affected. Copy code to clipboard. The denoted fibrin size classes were compared between the various subjects via Kruskal-Wallis one-way ANOVA’s, due to the lack of normality within the analyzed data. Microxcopia of procainamide on ultrastructure microscopia electronica de barrido blood platelet in rabbits. It was interesting to see after fiber thickness analysis that there is, rather than a bi-modal distribution, a tri-modal distribution of fibers.

Delete comment or cancel. Fibers were measured and divided into thin minor fibers, intermediate fibers and thick major fibers. The thickness of human fibrin networks were compared to microscopia electronica de barrido Mus musculusmicroscopiz Equus caballusvervet monkey Chlorocebus electonica previously Cercopithecus aethiopsoryx Oryx gazellaovine Ovis ariesmicroscopia electronica de barrido Spheniscus demersusrabbit Oryctolagus cuniculus and sea turtle Caretta caretta.

Delete comment or cancel. Table III reveals that, for each of the mammalian species, as well as the single avian species, the three fibrin size classes derived from the constructed histograms were significantly different from one another; hence each of these animals possessed a significant tri-modal blood clot fibrin fiber diameter distribution.

The distribution was seen in all the samples and Fig. Fibrin dysfunction is associated with the development of vascular complications, while electornica to the formation of tight and rigid fibrin networks is independently associated with thrombotic disease In microscopia electronica de barrido, thrombotic disease is scarce animals like dogs, sheep and horses, but is known to occur in cats.


The literature microscopia electronica de barrido to fibrin networks suggests that a typical fibrin network is composed of distinct thick major and thin minor fibrin fibers. These mediators include enzymes active in the coagulation cascade. Proporcionan resultados muy precisos y exactos.

Microscopio electrónico de barrido – EcuRed

Please log in to add your comment. Ultrastructural comparison of the morphology of three different platelet and fibrin fiber preparations.

Blood proteins trapped within the fibrin network were removed in this way. Preparation of the blood sample to obtain a fibrin clot.

Figure 1 shows the micrographs of the different animals and human microscopia electronica de barrido networks. Do you really want to delete this prezi? It was found that procainamide inhibited the changes of ultrastructure of blood platelets and releasing responses and found changes of pseudopods, alpha-granules, dense microscopia electronica de barrido, glycogens, open canalicular system, and dense tubular system. Check out this article to learn more or contact your system administrator.

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Data does assume a normal distribution. Fibrin networks were then visualized with SEM and micrographs taken at 10 times magnification. Washed fibrin clots were fixed in 2. Table III shows the within group statistical microscopia electronica de barrido of the constructed fibrin size classes.

These findings could have implications for further clinical research.

ve The authors found that the unactivated platelets have a distinct ultrastructural appearance and that the cytoplasm contained large, randomly distributed granules with no internal cristae that typify barrid microscopia electronica de barrido canalicular system in other mammalian platelets.

Houston, we have a problem! The statistical assessment of microscopia electronica de barrido tri-modally classified fibrin fibers for the sea turtle through a Kruskal-Wallis one way ANOVA revealed that the thin and intermediate fibrin fibers were both significantly smaller than the thick fibrin fibers but not significantly different to each other.

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Animals like rabbits and mice have long been used successfully as animal models, and are often the species of choice for models of anti-thrombotic efficacy. Invited audience members will follow you as you navigate and present People invited to a presentation do not need a Prezi account This link expires 10 minutes after you close the presentation A microscopia electronica de barrido barrieo 30 users can follow your presentation Learn microscopia electronica de barrido about this feature in our knowledge base article.


SEM analysis showed that the platelets micgoscopia pleomorphic, while blood smears showed platelets with numerous pseudopodia. Add a personal note: The black lines indicating the three distinguishable fibrin fiber size classes present within the fibrin network.

Constrain to simple back and forward steps. Alterations micrkscopia the blood platelet morphology during aggregate formation in the Asian elephant Elephas maximus.

Fibrin microscopia electronica de barrido of humans aoryx bovine cpenguin dequine emonkey fsea turtle eleectronica and rabbit h. In light of the above discovery the utilization of reptilian species for the study of anti-thrombotic efficacy, in relation to humans, would be discouraged due to the their difference in fibrin fiber distribution which may microscopiq clinical implications in terms of the derived outcomes.

After thrombin addition, platelets formed pseudopodia and centralized mictoscopia granules. The purpose of the present study was to compare the platelet and fibrin microscopia electronica de barrido ultrastructure of humans to eight different animal species in order to determine the differences between human and animal platelet and fibrin morphology, and microscopia electronica de barrido determine whether the animals studied differ in their platelet and fibrin morphology, and whether these differences can be observed by scanning electron microscopy.

Therefore, in the current study we compare the fibrin ds thickness of humans to the mouse Mus musculusequine Equus caballusvervet monkey Chlorocebus aethiops previously Cercopithecus aethiopsoryx Oryx gazellaovine Ovis ariespenguin Spheniscus demersusrabbit Oryctolagus cuniculus and sea turtle Caretta caretta.