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34 results for “histochemistry”
Figures 13-18. Phyllocnistis citrella pupae. 13 in Histology and histochemistry of Phyllocnistis citrella Stainton (Lepidoptera: Gracillariidae) fat body during the post embrionary development
Figures 13-18. Phyllocnistis citrella pupae. 13. Sagittal and frontal section pupae. Hematoxilin- Eosin technique (HE). 14. Fat body (FB). Anterior abdominal region with spherical trophocytes (t) and cytoplasm filled with intensely acidophilic granules. (HE). 15. Fat body (FB). Median region with numerous intensely acidophilic granules and numerous strongly basophillous plasmatocytes (p). Oenocytes (o). (HE). 16. Fat body (FB). Median region with PAS-positive granules and big intensely basophillous plasmatocytes (p). Periodic Acid-Schiff technique- Hematoxilin (PAS-H). 17. Fat body (FB). Median region with Sudan III-positive lipidic droplets. Sudan III technique (SIII). 18. Fat body (FB). Median region with increase in the lipidic acid concentration related to neutral lipids. (NB).
Figures 1-6. Phyllocnistis citrella larvae. 1. Sagittal and frontal section larval instar I, II in Histology and histochemistry of Phyllocnistis citrella Stainton (Lepidoptera: Gracillariidae) fat body during the post embrionary development
Figures 1-6. Phyllocnistis citrella larvae. 1. Sagittal and frontal section larval instar I, II, III. Hematoxilin- Eosin technique (HE). 2. Larva I: Parietal fat body (PFB) with trophocytes (t) showing irregular shape and basophilic cytoplasm with few droplets. (HE). 3. Larva II: Parietal fat body (PFB) made up of masses of trophocytes (t) with abundant cytoplasmic droplets. (HE). 4. Larva III: Spongy visceral fat body (VFB) in contact with the silk glands (SG). (HE). 5. Larva III: Fat body (FB) with big cumuli of Sudan Black positive lipidic droplets. Sudan Black technique (SB). 6. Larva III: Fat body (FB) with high concentration of neutral lipidic droplets surrounded by acid lipid granules of different sizes. Nile Blue technique (NB).
HaHB4 promoter mutants GUS histochemistry assays
<p>CORRECTION</p> <p>Manavella PA, Dezar CA, Ariel FD, Chan RL. Two ABREs, two redundant root-specific and one W-box cis-acting elements are functional in the sunflower HAHB4 promoter. Plant Physiol Biochem. 2008 Oct;46(10):860-7. doi: 10.1016/j.plaphy.2008.05.003.</p> <p>During the assembly of Figure 3, the root picture in panel D was accidentally and unintentionally duplicated in panel H. The authors reviewed the original photographs and prepared a corrected version that contains the correct images. The authors apologize for this mistake. The figure legend and main text remain unaltered. This correction does not affect any of the conclusions of this paper.</p> <p>This dataset includes the original photographs of GUS staining of all Arabidopsis transgenic plants shown in Figure 3.</p>
Figure 9 in Ceropsylla pouteriae Burckhardt sp. nov. (Hemiptera: Psylloidea: Triozidae)ı a new species of jumping plant-louse inducing galls on the leaves of Pouteria ramiflora (Mart.) Radlk. (Sapotaceae): taxonomyı gall structure and histochemistry
Figure 9. Histochemical positive results in C. pouteriae gall. (a) starch in abaxial cortex and near to vascular bundles; (b) reducing sugars detected mainly in the adaxial cortex; (c) proteins in adaxial and abaxial cortex cells; (d) lipids in the cortex; (e) proanthocyanidins detected in cells adjacent to pit and in the adaxial cortex; (f) auxins in the adaxial cortex and in the cells around the pit. Pi = pit.
Figure 4 in Ceropsylla pouteriae Burckhardt sp. nov. (Hemiptera: Psylloidea: Triozidae)ı a new species of jumping plant-louse inducing galls on the leaves of Pouteria ramiflora (Mart.) Radlk. (Sapotaceae): taxonomyı gall structure and histochemistry
Figure 4. Ceropsylla spp., male terminalia. (a, b) male proctiger, in profile; (c, d) inner face of paramere, in profile; (e) paramere, rear view; (f, g) distal portion of aedeagus. ‒ (a, c, f) C. pouteriae Burckhardt, sp. nov.; (b, d, e, g) C. sideroxyli Riley.
Figure 6 in Ceropsylla pouteriae Burckhardt sp. nov. (Hemiptera: Psylloidea: Triozidae)ı a new species of jumping plant-louse inducing galls on the leaves of Pouteria ramiflora (Mart.) Radlk. (Sapotaceae): taxonomyı gall structure and histochemistry
Figure 6. Ceropsylla sideroxyli Riley, immature. (a) habitus, left side, dorsal view; (b) habitus, right side, ventral view; (c) marginal sectasetae; (d) antenna; (e) dorsal sectasetae; (f) circumanal ring; (g) tip of tarsus with tarsal arolium.
Figure 7 in Ceropsylla pouteriae Burckhardt sp. nov. (Hemiptera: Psylloidea: Triozidae)ı a new species of jumping plant-louse inducing galls on the leaves of Pouteria ramiflora (Mart.) Radlk. (Sapotaceae): taxonomyı gall structure and histochemistry
Figure 7. Anatomical structure of Ceropsylla pouteriae gall and Pouteria ramiflora leaf. (a, b) leaf; (c, d) gall; (a) midrib with bicollateral vascular bundle surrounded by fibres and laticifers; (b) intercostal region with dorsiventral mesophyll; (c) cortex with three zonation: adaxial cortex, median cortex and abaxial cortex; (d) vascular bundles in median cortex. Xy = xylem; Ph = phloem; Col = collenchyma; Lac = laticifer; AdE = adaxial surface of epidermis; PP = palisade parenchyma; SP = spongy parenchyma; VB = vascular bundles; AbE = adaxial surface of epidermis; Co = cortex; AdC = adaxial cortex; MD = medium cortex; AbC = abaxial cortex; Pi = pit.
Figure 5 in Ceropsylla pouteriae Burckhardt sp. nov. (Hemiptera: Psylloidea: Triozidae)ı a new species of jumping plant-louse inducing galls on the leaves of Pouteria ramiflora (Mart.) Radlk. (Sapotaceae): taxonomyı gall structure and histochemistry
Figure 5. Ceropsylla pouteriae Burckhardt, sp. nov., immature. (a) habitus, left side, dorsal view; (b) habitus, right side, ventral view (vp = ventral process); (c) marginal sectasetae; (d) antenna; (e) dorsal sectasetae; (f) circumanal ring; (g) tip of tarsus with tarsal arolium.
Dataset supporting the book chapter entitled "Ratiometric Fluorescent Safranin-O staining allows the quantification of lignin contents in muro" and published in "Histochemistry of Single Molecules"
<p>This dataset aims to test the algorithms presented in the book chapter entitled</p> <p><strong>“Ratiometric Fluorescent Safranin-O staining allows the quantification of lignin contents <em>in muro</em>” </strong></p> <p>and published in “Histochemistry of Single Molecules”</p> <p><strong>Are available:</strong></p> <p>-The algorithm, provided has an ImageJ macro ("safranine_ratio_segmentation")</p> <p>- A representative image for testing (“safranine wt-60x.nd2”)</p>
Quantitative 3D histochemistry reveals region-specific amyloid-β reduction by the antidiabetic drug netoglitazone
Open the record for dataset details and reuse information.
Figure 6 in A novel epidermal gland type in lizards (α-gland): structural organization, histochemistry, protein profile and phylogenetic origins
Figure 6. Transmission electron microscopy of the epithelium from the femoral area of Tropidurus catalanensis. A, general view of the glandular epithelium showing major skin layers and abundance of vesicles inside glandular cells. B–G, magnified view of glandular tissue showing: B, clusters of melanin granules and numerous vesicles; C, aggregations of four different types of vesicles (V1, V2, V3 and V4); D, E, Golgi apparatuses amid secretory vesicles; F, autophagocytic events (arrowheads indicate membrane projections); G, iridophores present in the apical portion of the dermis. Legend: Go, Golgi complex; Ir, iridophore; Me, melanin granule; Nu, nucleus; V1, vesicles type 1; V2, vesicles type 2; V3, vesicles type 3; V4, vesicles type 4.
Figure 3 in A novel epidermal gland type in lizards (α-gland): structural organization, histochemistry, protein profile and phylogenetic origins
Figure 3. Maderson & Chiu's (1970) model of epidermal gland evolution. Steps of the model are briefly described in items A–G.
Figure 2 in A novel epidermal gland type in lizards (α-gland): structural organization, histochemistry, protein profile and phylogenetic origins
Figure 2. Histological structure of unspecialized skin and epidermal glands. Diagrammatic representation of the unspecialized squamate skin and major epidermal gland types, illustrating their respective secretion mechanisms as hypothesized by Maderson (1972).
Figure 5. A in A novel epidermal gland type in lizards (α-gland): structural organization, histochemistry, protein profile and phylogenetic origins
Figure 5. A, unspecialized scales from the pre-cloacal flap of a male Stenocercus caducus (MZUSP-R 82815). B, unspecialized scales from the femoral area of a female Tropidurus chromatops (MZUSP-R 106266). C, scales with α-glands from the femoral area of male T. chromatops (MZUSP-R 106263). Note that β-keratin layers are not present in A and C because they were lost during sample preparation. D, unspecialized scale (stage I) from the humeral region of a female T. chromatops (MZUSP-R 106266). E, detail of a scale with α-gland (stage IV) from the femoral area of a male T. xanthochilus (MZUSP-R 106342). F, detail of a scale with α-gland (stage V) from the pre-cloacal flap of a male T. xanthochilus (MZUSP-R 106342). G, detail of a scale with α-gland (stage VI) from the femoral areal of a male T. xanthochilus (MZUSP-R 106336). H, part of the inner generation of an α-gland from the femoral area of a male Plica plica (MTR 18918) showing the glandular stratum with a large number of secretory vesicles (indicated with an asterisk). I, part of the inner generation of the α-gland from the femoral area of a male T. catalanensis (MZUSP-R 106470) with melanophores transferring melanin granules into glandular cells and numerous melanin granules accumulated in their cytoplasm. J, glandular tissue of the outer generation
Figure 9 in A novel epidermal gland type in lizards (α-gland): structural organization, histochemistry, protein profile and phylogenetic origins
Figure 9. Ancestral state reconstructions of α-gland/flash mark related characters of tropidurid lizards.
Figure 4 in A novel epidermal gland type in lizards (α-gland): structural organization, histochemistry, protein profile and phylogenetic origins
Figure 4. Ventral view of (A) a male Tropidurus chromatops Harvey & Gutberlet, 1998 (MHNC-R 3018) from ~30 km W Florida, Santa Cruz, Bolivia, (B) a male T. melanopleurus Boulenger, 1902 (IBIGEO-R 5331) from Aguas Blancas, Salta, Argentina, (C) a female T. xanthochilus Harvey & Gutberlet, 1998 (MZUSP-R 106321) from Santo Antônio do Leverger, Mato Grosso, Brazil, and (D) a male T. etheridgei Cei, 1982 (AMNH-R 176273) from Filadelfia, Boquerón, Paraguay, illustrating the location and coloration of flash marks observed (or not) on the ventral body of tropidurines. Black squares in (A) indicate body areas from which we collected skin samples for histological examination. In (D) the yellow coloration covering the background of the black flash-marks of T. etheridgei might either represent a transient ontogenetic state or an instance in which a yellow background persists throughout life.
Figures 28-31 from: Okuthe GE, Bhomela B (2020) Morphology, histology and histochemistry of the digestive tract of the Banded tilapia, Tilapia sparrmanii (Perciformes: Cichlidae). Zoologia 37: 1-14. https://doi.org/10.3897/zoologia.37.e51043
Figures 28-31 Photomicrographs of the middle and posterior intestine of T. sparrmanii. (28, 29) Photomicrographs of transverse sections of the posterior intestine, showing AB (Ph 2.5 positive cells (arrows). (LP), lamina propria; (M), mucosa; (EP), epithelium. (30, 31) Photomicrographs of transverse sections of the posterior intestine, showing PAS positive cells. PAS/haematoxylin stain. (LP), lamina propria; (M), mucosa; (EP), epithelium.
Figures 22-27 from: Okuthe GE, Bhomela B (2020) Morphology, histology and histochemistry of the digestive tract of the Banded tilapia, Tilapia sparrmanii (Perciformes: Cichlidae). Zoologia 37: 1-14. https://doi.org/10.3897/zoologia.37.e51043
Figures 22-27 Photomicrographs of the middle and posterior intestine of T. sparrmanii. (22, 23) Photomicrographs of transverse sections of the middle intestine, showing mucosa, (M); lamina propria, (LP); submucosa, (SM); internal circular muscular layer, (IC); external longitudinal muscle layer, (OC) H&E stain. (24) Photomicrographs of transverse sections of the middle intestine, showing AB (Ph 2.5 positive cells (arrows). (25) Photomicrographs of transverse sections of the middle intestine, showing PAS positive cells (arrows). (26, 27) Photomicrographs of transverse sections of the posterior intestine, showing mucosa, (M); lamina propria, (LP); submucosa, (SM); internal circular muscular layer, (IC); external longitudinal muscle layer, (OC); serosa (S) and the epithelium (EP) H&E stain. Scale bars: 50 µm.
Figures 8-11 from: Okuthe GE, Bhomela B (2020) Morphology, histology and histochemistry of the digestive tract of the Banded tilapia, Tilapia sparrmanii (Perciformes: Cichlidae). Zoologia 37: 1-14. https://doi.org/10.3897/zoologia.37.e51043
Figures 8-11 (8) Photomicrograph of the cardiac stomach of T. sparrmanii showing mucosal fold consisting of lamina propria with numerous gastric glands (GG), and muscularis, which consisted of inner circular (IC) and outer longitudinal (OL), the serosa (S) and the epithelial layer with gastric pits (arrow). H&E stain. (9) An enlarged photomicrograph of the cardiac stomach of T. sparrmanii showing the different layers; the sub mucosa (SM), muscularis consisting of inner circular (IC) and outer longitudinal (OL) muscle layers, the serosa (S) and gastric glands (GG). H&E stain. (10) Photomicrograph of the pyloric stomach of T. sparrmanii showing villi like projections into the gastric lumen. Note the absence of gastric glands. (11) Photomicrograph showing the transition between the oesophagus and the stomach (arrows). Note the absence of AB (pH 2.5) positive cell in the pyloric region of the stomach (*). Scale bars: 8, 10, 11 = 200 µm, 9 = 50 µm.
Figures 16-21 from: Okuthe GE, Bhomela B (2020) Morphology, histology and histochemistry of the digestive tract of the Banded tilapia, Tilapia sparrmanii (Perciformes: Cichlidae). Zoologia 37: 1-14. https://doi.org/10.3897/zoologia.37.e51043
Figures 16-21 Photomicrographs of the anterior intestine (AI): (16) An overview of the anterior intestine with emphasis for zig-zag shaped villi, with columnar epithelial cells, which are well endowed with goblet cells. H&E stain. (17) Shows an enlarged image of a segment of Fig. 16 highlighting epithelial lining of the anterior intestine endowed with goblet cells (arrows). H&E stain. (18, 19) Highlights epithelial cells of the anterior intestine endowed with AB (pH 2.5) positive goblet cells. Note the elongated and oval shaped positive cells (arrows) in Fig. 19. (20, 21) Highlights epithelial cells of the anterior intestine endowed with PAS positive goblet cells. Note the teardrop shaped PAS positive cells (arrows) in Fig. 21. Scale bars: 16, 18, 20 = 200 µm, 17 = 20 µm, 19, 21 = 50 µm.
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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.