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1,317 results for “Histology”
Fig. 1 in Histological Changes In Common Toad, Bufo Bufo (Anura, Bufonidae), Liver Tissue Under Conditions Of Anthropogenically Transformed Ecosystems
Fig. 1. Protein dystrophy in common toad. Protein Fig. 2. Foci of necrosis in common toad liver tissue. granules are visible inside hepatocytes. Hematoxy- Destructed cells are seen. Hematoxyline-eosine stainline-eosine staining, ×200. ing, ×200.
Fig. 7 in Histological Changes In Common Toad, Bufo Bufo (Anura, Bufonidae), Liver Tissue Under Conditions Of Anthropogenically Transformed Ecosystems
Fig. 7. Histological changes in liver tissue of common toads from breeding population in NNP "Holosiivskyi", %.
Fig. 5 in Histological Changes In Common Toad, Bufo Bufo (Anura, Bufonidae), Liver Tissue Under Conditions Of Anthropogenically Transformed Ecosystems
Fig. 5. Manifestation of protein dystrophy and hyper- Fig. 6. Abnormally big melano-macrophagal aggrepigmentation in common toad liver tissue. Hematox- gation surrounded by lymphoid infiltrate (inflammayline-eosine staining, ×200. tion) and hyperpigmentation in common toad's liver
Fig. 1 in Histological And Ultrastructural Studies On The Intestine Of Guntea Loach, Lepidocephalichthys Guntea (Cypriniformes, Cobitidae)
Fig. 1. Photomicrographs of various regions of the intestine of Lepidocephalichthys guntea by scanning electron microscopy (SEM) as well as transmission electron microscopy (TEM) and histological sections stained with Delafield's Haematoxylin-Eosin (HE) and Mallory's triple (MT) stain: a — anterior intestine consists of mucosa (M) with numerous finger like projections (V) toward the lumen (L), submucosa (solid arrows), muscularis (ML) and serosa (arrow heads) (MT) ×100; b — middle intestine exhibits blunt projections lined with tightly packed columnar epithelial cells (CEC) and mucous cells (broken arrows). The submucosa (SM) is distinguished from mucosa (M) by basement membrane (BM) and made up of connective tissue, collagen fibres and blood vessels (solid arrows) forming lamina propria (LP). Note the presence of apical top plate (arrow heads) over the mucosal border (HE) ×400; c — higher magnification of middle intestine showing mucosa (M) packed with CEC having conspicuous nuclei (N) and top plate (arrow heads). Broken arrow marks secreted mucin from mucous cell (HE) ×1000; d — luminal surface of the middle intestine provided with prominent microridges (arrow heads) represent the apical surface of CEC. Note the presence of mucous cells (solid arrows) in between CEC and mucin mass (broken arrows) over CEC (SEM) ×3500; e — folds (V) of middle intestine provided with columnar epithelial cells having numerous microvilli (MV) apically and basally located nuclei (N). Note the presence of scattered mucous cells (broken arrows) in between columnar epithelial cells. Solid arrows indicate blood vessels with erythrocytes (TEM) ×570; f — mucosa of middle intestine showing CEC with microvilli (MV) and nucleus (N) connected with neighbouring cells by tight junctions (broken arrows). Cytoplasm contains tuft of mitochondria (solid arrows), lysosome (arrow head) and lipid droplets (LD). Note the presence of MC and BV (TEM) ×2550.
Fig. 2 in The Influence Of Fixatives On The Validity Of Histological Preparations Of Olfactory Organ In Teleostei
Fig. 2. Cross-section through the olfactory organ of Misgurnus fossilis at developmental stage 36 (А, В), developmental stage 37 (C, D), stage of early larva (E, F), stage of late larva (G, H). Arrowheads indicate the artifacts "anlage of lamellae"; arrows indicate the rises of epithelium (artifacts); b — brain; e — eye; oe — olfactory epithelium; ol — olfactory lamella; o — olfactory pit; op — olfactory placode. Left images correspond to Bouin's solution, right images correspond to 10 % formalin fixation.
Fig. 1 in The Influence Of Fixatives On The Validity Of Histological Preparations Of Olfactory Organ In Teleostei
Fig. 1. Section levels through the olfactory organ of European weatherfish Misgurnus fossilis: A — cross-section (prolarva); B — frontal section (larva).
Fig. 1 in Histological, Topographical And Ultrastructural Organization Of Different Cells Lining The Olfactory Epithelium Of Red Piranha, Pygocentrus Nattereri (Characiformes, Serrasalmidae)
Fig. 1. Photomicrographs of the olfactory epithelium of Pygocentrus nattereri by scanning electron microscopy (SEM) and histological architecture stained with Delafield's Haematoxylin-Eosin (HE) and Mallory's triple (MT) stain. A — oval shaped olfactory rosette showing olfactory lamellae (OL) radiating from median raphe (R). Note tongue shaped structure (arrow heads) on the apical end of the lamellae (SEM) ×50. B — sensory olfactory epithelium (OEP) lined with receptor cells. Note the presence of blood vessels (BV) in the central core (CC) which is distinguished from OEP by basement membrane (BM). Arrow heads indicate basal cells above BM (MT) ×400. C — higher magnification of OEP showing a large number of primary receptor cells (RC) with conspicuous nuclei (N), secondary recptor cells (broken arrows), microvillous cells (MV) intermingled with supporting cells (SC). Note the presence of BV in CC and BC (arrow heads) near CC. Solid arrow indicates the axons of secondary RC communicate to CC (MT) ×1000. D — OEP exhibiting cylindrical RC with knob like vesicles (black arrow heads), ciliated supporting cells (solid arrows), non-ciliated supporting cells (white arrow heads) and BC above CC. Broken arrows mark the cilia of supporting cells on the epithelial surface (HE) ×400. E — tuft of receptor cells (RC) in between supporting cells (SC) (SEM) ×4000. F — dendrite patches of RC (broken arrows) and microvillous cells (solid arrows) in between stratified epithelial cells (SEC). Note the opening of mucous cells (arrow heads) in between SEC (SEM) ×2500.
Fig. 2 in Histological, Topographical And Ultrastructural Organization Of Different Cells Lining The Olfactory Epithelium Of Red Piranha, Pygocentrus Nattereri (Characiformes, Serrasalmidae)
Fig. 2. Photomicrographs of the olfactory epithelium of P. nattereri by scanning electron microscopy (SEM), transmission electron microscopy (TEM) and histological features stained with Mallory's triple (MT) stain. A — transitional zone between sensory epithelium (SE) with receptor cells (solid arrows) and non-sensory epithelium (NSE) having a series of mucous cells (MC) (Broken arrows), labyrinth cells (LC) and stratified epithelial cells (arrow heads). Olfactory epithelium separated from central core (CC) by a basement membrane (BM) (MT) ×400. B — surface of non-sensory epithelium showing densely arranged ciliated supporting cells (solid arrows) encircled the non-ciliated supporting cells (SC) with adhering mucin mass (arrow heads). Note the opening of MC (broken arrows) in between SC (SEM) ×4500. C — dendrite of receptor cell (RC) emerging out from basal body (broken arrow). Note microtubules of rod (solid arrow) parallel arranged (TEM) ×5000. D —nuclei of receptor cells (N) showing dispersed heterochromatin (arrow heads). Note the presence of mitochondria (solid arrows) adjacent to nucleus (TEM) ×500. (E) Showing cisterns of rough endoplasmic reticulum (rER) (arrow heads) encircling nucleus (solid arrow). Note Golgi apparatus (broken arrow) adjacent to rER (TEM) ×4000. F — OEP lined with microvillous cells (MV), mucous cell (MC) and supporting cell (broken arrow) (TEM) ×2100. G — microvillous cells exhibiting abundant ribosomes (broken arrows) and extended mitochondria (arrow heads). Solid arrow indicates nucleus (TEM) ×5000. H — axons (broken arrows) of receptor cells run parallel on both sides of basal cells (solid arrow) (TEM) ×5000.
Fig. 3 in Histological, Topographical And Ultrastructural Organization Of Different Cells Lining The Olfactory Epithelium Of Red Piranha, Pygocentrus Nattereri (Characiformes, Serrasalmidae)
Fig. 3. Photomicrographs of the olfactory epithelium of P. nattereri by transmission electron microscopy (TEM) and scanning electron microscopy (SEM). A — olfactory epithelium (OEP showing mucous cell (MC) having granules, microvillous cell (arrow head), labyrinth cell (broken arrow) and vesicular cytoplasm of supporting cell (solid arrow) (TEM) ×2100. B — flat surface ciliated supporting cell (solid arrow) provided with plenty of kinocilia (arrow heads) showing microtubular pattern (broken arrows). Note large number of mitochondria within the cytoplasm of supporting cells (TEM) ×5000. C — non-sensory olfactory epithelium (OEP) comprised of MC filled with large granules and supporting cells (solid arrows) (TEM) ×2100. D — basal cells provided with conspicuous lobular nuclei (N) having dense nucleolus (solid arrow). Note the presence of small vesicles (arrow head) adjacent the nucleus and rough endoplasmic reticulum (rER) (broken arrows) (TEM) ×2500. E — showing nuclear division of basal cells provided with dense nucleus (solid arrows). Broken arrows indicate mature nucleus of basal cells (TEM) ×2500. F — showing labyrinth cells (solid arrow) with conspicuous folding encircled by compactly arranged stratified epithelial cells (SEC). Note the presence of MC (broken arrows) in between SEC and mucin droplets (arrow heads) over SEC (SEM) ×4500. G — surface epithelium of raphe provided with packed SEC having labyrinth pattern microridges. Note the presence of opening of MC (solid arrows) and mucin droplets (arrow heads) over SEC (SEM) ×4500. H — raphe showing oval and elongated nuclei (N) of Stratified epithelial cells. Note the presence of rER (solid arrows) and vesicles (broken arrows) adjacent to nucleus (TEM) × 2500.
High-resolution hard X-ray tomography and histology of a rat jaw for stem cell-mediated distraction osteogenesis
<p>Histology and microtomography of a rat jaw after distraction. These datasets appear in "<em>Combining high-resolution hard X-ray tomography and histology for stem cell-mediated distraction osteogenesis</em>" Applied Sciences 12(12) (2022) 6268.</p> <p>Micromography (hdr/img files) has pixel size of 10.0228 µm. Histology (.tif file) has pixel size of 0.243094 µm.</p> <p>Slice to volume registration scripts can be found at https://github.com/grodgers1/SliceToVolume.</p>
Figure 6 in Gastroesophageal tube of the Iguana iguana (Iguanidae): histological description, histochemical and immunohistochemical analysis of 5-HT and SS cells
Figure 6. Immunoreactivity for Serotonin (5-HT) a-g and Somatostatin (SS) i-h in histological sections of the oesophagus (a,b), cranial stomach (c), middle stomach (d,e) and caudal stomach (f-i) of I. iguana. a-g Serotonin-positive cells (arrow). h,i Somatostatin-positive cells (arrowhead) in the caudal region of the stomach.
Figure 5 in Gastroesophageal tube of the Iguana iguana (Iguanidae): histological description, histochemical and immunohistochemical analysis of 5-HT and SS cells
Figure 5. Histological sections of caudal region in stomach. The epithelium lining (EP) is simple columnar with gastric glands (G) in the lamina propria (LP). M: mucosa. Note the thickening of the muscular layer (ML) and the presence of serosa (S). Detail of mucous layer with epithelium (EP), lamina propria (LP), gastric glans (G), muscularis mucosa (MM) and submucosa (SM). HE staining. Bars = 300 µm.
Figure 4 in Gastroesophageal tube of the Iguana iguana (Iguanidae): histological description, histochemical and immunohistochemical analysis of 5-HT and SS cells
Figure 4. Histological sections of cranial and middle region in stomach. Note the gastric glands are more developed in the middle region, occupying a large part of the lamina propria (star). M: mucosa, SM: submucosa, ML: muscular layer and S: serosa. HE staining.
Figure 1 in Gastroesophageal tube of the Iguana iguana (Iguanidae): histological description, histochemical and immunohistochemical analysis of 5-HT and SS cells
Figure 1. Histological sections of the mucosa layer of I. iguana in different regions of the oesophagus and stomach. HE. Bars = 100 µm. Caudal eosophagus 20 µm.
Figure 3 in Gastroesophageal tube of the Iguana iguana (Iguanidae): histological description, histochemical and immunohistochemical analysis of 5-HT and SS cells
Figure 3. Histological sections of cervical oesophagus of I. iguana. Observe longitudinal folds. Absence of glands in the lamina propria (LP) and submucosa (SM), and evident muscular layer (ML) and adventitia (A). Bars = 3 mm. Detail of mucous layer with epithelium (EP), lamina propria (LP) and muscularis mucosa (MM). Gomori`s tricrome staining.
Figure 2 in Gastroesophageal tube of the Iguana iguana (Iguanidae): histological description, histochemical and immunohistochemical analysis of 5-HT and SS cells
Figure 2. Histological sections of the (a,b) oesophagus, (c) cranial, (d) middle and (e-f) caudal regions of stomach of I. iguana. (a) After Periodic Acid Schiff (PAS) staining the glycoconjugates are identified in magenta in the goblet cells (arrow) in oesophagus; (b) The ephitelium (EP) of oesophagus has positive histochemical reaction to Alcian Blue (AB, pH 2.5); (c-f) The epithelium lining of stomach is simple columnar mucous with positive histochemical reactions to PAS (c,e) and AB (d,f). (c) Note the mucous cells PAS-positive along the glands (arrowhead) in cranial region of stomach; (e) In caudal region gastric glands (G) are positive only for PAS reaction.
Figure 1 in Anatomical and histological traits of Brycon amazonicus liver cultivated in a semi-intensive system
Figure 1. Graphical representation resulting from the analysis of the weight-length ratio of B. amazonicus cultivated semi-intensively, in four stages of body growth.
Figure 4 in Anatomical and histological traits of Brycon amazonicus liver cultivated in a semi-intensive system
Figure 4. Microscopic image of Brycon amazonicus liver from semi-intensive cultivation. Note the cordonal aspect of the hepatocytes, the absence of lobulation and the presence of blood vessels without pancreatic tissue wrap (arrowhead) and with pancreatic cells surrounding them (arrow). HE, 200X. Bar = 50µm.
Figure 3 in Anatomical and histological traits of Brycon amazonicus liver cultivated in a semi-intensive system
Figure 3. Behavior of semi-intensively cultivated Brycon amazonicus hepatosomatic relationship, according to body growth. Different letters represent significant differences between groups (P <0.05).
Figure 2 in Anatomical and histological traits of Brycon amazonicus liver cultivated in a semi-intensive system
Figure 2. Brycon amazonicus liver after removal of the celomatic cavity and dissection of an individual belonging to the PIII. Note the hepatic lobation and gallbladder (G) located next to the right hepatic lobe, and the red-brown color of de liver.
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Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.