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342 results for “Electron Microscopy”
Figure 3. Scanning electron microscopy, Wandella stuartensis Gray 1994 in On new or poorly known Australian Filistatidae spiders (Araneae: Araneomorphae), including a study on the fine morphology of Wandella
Figure 3. Scanning electron microscopy, Wandella stuartensis Gray 1994, male from Mallara Station, New South Wales (AM KS.91534). (A) Cephalothorax, dorsal. (B) Eyes and clypeus, dorsal. Inset showing apodeme. (C) Same, lateral. (D) Cephalothorax, anterior. (E) Unsclerotized region of the clypeus, anterior, detail of projections. (F) Cephalothorax, ventral. Abbreviations: A, apodeme; CS, clypeal step.
FIGURE 1 in Scanning electron microscopy of Chordodes moutoni Camerano, 1895 (Gordiida, Nematomorpha)
FIGURE 1: SEM. Lectotype male. A: complete view of the posterior end from the ventral side, cloacal opening (c) with circumcloacal spines, cuticle with short bristles (small arrow) and bristlefields anterolateral of the cloacal opening (large arrow), scale bar= 100 µm; B: general view of midbody cuticle, scale bar= 250 µm; C: midbody cuticle, areoles types 1–3, scale bar= 10 µm; D: lateral view of midbody cuticle, areoles types 1–5, scale bar= 25 µm; E: areolar clusters containing types 4 and 5 on lateral body, scale bar= 10 µm.
FIGURE 2 in Scanning electron microscopy of Chordodes moutoni Camerano, 1895 (Gordiida, Nematomorpha)
FIGURE 2: SEM. Lectoparatype female. A: posterior end with terminal cloacal opening (large arrow) and short bristles (small arrow), scale bar= 50 µm; B: crowned areoles (type 6) with long filaments in the longitudinal ventral groove, scale bar= 250 µm; C: areolar clusters in detail containing types 5 and 6 in the ventral midline, scale bar= 10 µm.
Purification of full-length huntingtin (HTT) constructs Q23 and Q46 from insect sf9 cells and preparation of samples for electron microscopy (2017/03/30)
<p>Huntingtin structure-function open lab notebook project</p>
Preparation and grafix of huntingtin Q23 samples for electron microscopy (2017/03/30)
<p>Huntingtin structure-function open lab notebook project</p>
Purification and grafix of full-length huntingtin Q23 and Q46 samples for cryo grid preparation for electron microscopy (2017/04/21)
<p>Huntingtin structure-function open lab notebook project</p>
Cryo-electron microscopy images of thin, vitreous biological samples with gold fiducial markers
<div> <p lang="EN-US"><span lang="EN-US"><span>Set of images compiled from EMPIAR </span><span>and </span><span>the </span><span>CryoET</span><span> Data Portal </span><span>with</span><span> corresponding segmentations of gold fiducial markers.</span></span><span> </span></p> </div> <div> <p lang="EN-US"><span lang="EN-US"><span>All images have been rescaled to a pixel size of 8 Å/</span><span>px</span></span><span> </span></p> </div> <div> <p lang="EN-US"><span lang="EN-US"><span>Annotations performed manually using </span><span>napari</span><span>.</span></span><span> </span></p> </div> <div> <p lang="EN-US"><span lang="EN-US"><span>EMPIAR-10009 - Cryo-electron tomography of an C1-IgG complex</span></span><span><span> </span><br></span><span lang="EN-US"><span>EMPIAR-10046 - Mouse 5-HT3 receptors in lipid vesicles</span></span><span><span> </span><br></span><span lang="EN-US"><span>EMPIAR-10164 - immature HIV-1 </span><span>dMACANC</span><span> VLPs</span></span><span><span> </span><br></span><span lang="EN-US"><span>EMPIAR-10304 - Improved applicability and robustness of fast cryo-electron</span></span><span><span> </span><br></span><span lang="EN-US"><span>tomography data acquisition<br></span></span><span lang="EN-US"><span>EMPIAR-10364 - E. coli minicells (collected with a volta phase plate)</span></span><span><span> </span><br></span><span lang="EN-US"><span>EMPIAR-10453 - SARS-CoV-2</span></span><span><span> </span><br></span><span lang="EN-US"><span>EMPIAR-10631 - fungal membrane-assembled </span><span>retromer:Grd</span><span>19 coat </span><span>containing</span><span> Kex2</span></span><span><span> </span><br></span><span lang="EN-US"><span>cargo motif</span></span><span><span> </span><br></span><span lang="EN-US"><span>EMPIAR-10814 - mouse DRG axons</span></span><span><span> </span><br></span><span lang="EN-US"><span>DS-10431 - Plasma membranes isolated by unroofing</span></span><span> </span></p> </div>
FIGURE 52 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 52. Sphaerulobryozoon ovum (Smitt, 1873) n. comb. North Atlantic Ocean, off Tennessee Reef, Florida, United States. A–G. Paralectotypes SMNH-Type-1799b-e. H, I. Lectotype (designated here) SMNH-Type-1799a. A, C, F–H. Lateral views of the four paralectotypes and the lectotype. B. Close-up of two zooids showing the terminal, cormidial orifice and interzooidal avicularia along the zooidal margins. D, E. Close-up of orifices and avicularia. I. Ovicellate zooid. Scale bars: A, C, F, H = 500 µm; B, D = 200 µm; E = 100 µm; G = 1 mm; I = 300 µm.
FIGURE 49 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 49. Anoteropora latirostris Silén, 1947a. Indian Ocean, Bab-el-Mandeb, Aden Island. A, B. Paralectotype SMNH- Type-8746b. C, D. Paralectotype SMNH-Type-8746c. E, F. Paralectotype SMNH-Type-8746d. A, C. General view of two young, subcircular colonies with ancestrulae. B, D. Close-up of the ancestrula and periancestrular zooids. E. View of the dorsal side of a colony fragment. F. Close-up of the dorsal side showing the large, distal pore chamber window and part of the ovicells at the colony growing edge. Scale bars: A, C, E = 1 mm; B, D = 500 µm; F = 400 µm.
FIGURE 47 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 47. Flabellopora lingua Silén, 1947a. Holotype UPSZTY 2221, Japan. A. General view of the colony fragment subsampled from the holotype. B–D. Autozooids and avicularia of different sizes at colony edge. E. Close-up of an autozooid surrounded by avicularia. Scale bars: A = 200 µm; B, D, E = 100 µm; C = 50 µm.
FIGURE 51. Fedora edwardsi Jullien, 1882. North Atlantic Ocean, Josephine Bank. A–D. SMNH-128030. A, C in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 51. Fedora edwardsi Jullien, 1882. North Atlantic Ocean, Josephine Bank. A–D. SMNH-128030. A, C. Lateral views of two colonies. B. Group of zooids with operculum, some also with an adventitious avicularium. D. Close-up of two zooids showing the orifice. E–G. SMNH-128029. E, G. Proximal view of two colonies with emanation point of zooidal rows. F. Closeup of the proximal end with?ancestrula. H, I. SMNH-127677. H. Proximal view of a colony with?ancestrula. I. Group of autozooids with adventitious avicularia. Scale bars: A, C = 1 mm; B, E = 400 µm; D, F = 200 µm; G, I = 300 µm; H = 500 µm.
FIGURE 48 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 48. Anoteropora latirostris Silén, 1947a. Lectotype (designated here) SMNH-Type-8746a, Indian Ocean, Bab-elMandeb, Aden Island. A, B. General view of two fragments of the same colony figured in Silén (1947a, pl. 5, figs 25–27). C. Close-up of two zooids, one ovicellate, and associated interzooidal avicularia. D. Close-up of two zooids, one ovicellate, at the colony edge. E. General view of another colony fragment. F. Close-up of an autozooid showing the robust orifice condyles. Scale bars: A, B, E = 3 mm; C, D = 400 µm; F = 200 µm.
FIGURE 50 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 50. Fedora nodosa Silén, 1947a. Gulf of Mexico, Florida, United States. A, B. Lectotype (designated here) SMNH- Type-8735a. C–E. Paralectotype SMNH-Type-8735b. F, G. Paralectotype SMNH-Type-8735c. H, I. Paralectotype SMNH-Type- 8735d. A. Lateral view of the colony. The nature of the chitinous tubes here and in (C) is unclear. It can either be interpreted as a kenozooidal attachment rootlet or as the polypide tubes of a coronate scyphozoan. B. Close-up of autozooids with operculum or closure plate. C. General view of the colony. D. Close-up of autozooids with adventitious avicularia. E. Close-up of two orifices with and without operculum, and additional orifice rims due to subsequent intramural budding. F. General view of the proximal end of the colony (i.e. ancestrular region). G. Close-up of the proximal end of colony with emanation point of zooidal rows. H. General view of the distal end of the colony. I. Close-up of the distal end of colony with kenozooids. Scale bars: A = 2 mm; B = 400 µm; C, F, H = 1 mm; D, G, I = 500 µm; E = 200 µm.
FIGURE 46 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 46. Crucescharellina japonica Silén, 1947a. Holotype UPSZTY 2483, Japan. A, B. General frontal view of three fragments. C. Group of autozooids. D, E. Close-up of avicularia. F. General dorsal view of two additional fragments. G. Closeup of dorsal avicularia. Scale bars: A, B, F = 500 µm; C = 200 µm; D, E = 50 µm; G = 60 µm.
FIGURE 45. A–E in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 45. A–E. Conescharellina sp. SMNH-220511, Java Sea, Malay Archipelago. A. Lateral view of the colony. B. Group autozooids and interzooidal avicularia. C. Close-up of an orifice. D. Close-up of avicularia. E. Close-up of the apical cone with kenozooids and avicularia. F–H. Conescharellina longirostris Silén, 1947a SMNH-Type-4605, Java Sea, Malay Archipelago. F. Apical view of a colony. G. Apical view of some zooids showing a well-developed proximolateral peristome. H. Antapical view of a colony. Scale bars: A, F, H = 500 µm; B, E, G = 200 µm; C, D = 100 µm.
FIGURE 44 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 44. Conescharellina laevis Silén, 1947a. Java Sea, Malay Archipelago. A–C. Lectotype (designated here) SMNH- Type-4606a. D, E. Paralectotype SMNH-Type-4606b. F. Paralectotype SMNH-Type-4606c. G. Paralectotype SMNH-Type- 4606d. A, D. Lateral views of two colonies. B. Group of zooids. C. Close-up of orifices and avicularia. E. Close-up of two rows of autozooids and avicularia. F. Apical view of a colony with the zone of kenozooids. G. Antapical view of a colony with radial rows of avicularia between autozooids. Scale bars: A, D, F, G = 500 µm; B, E = 300 µm; C = 100 µm.
FIGURE 43 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 43. Conescharellina brevirostris Silén, 1947. Daidokutsu submarine cave, Ie Island, Okinawa, Japan. A. Lateral view of the colony. Arrows indicate adventitious avicularia placed distolaterally to the orifice in some zooids. B. Close-up of a zooid with surrounding interzooidal avicularia. The arrow indicates the adventitious avicularium distolaterally to the orifice. C. Antapical view of a colony. D. Close-ups of the central antapical surface with avicularia. Scale bars: A, C = 200 µm; B = 100 µm; D = 100 µm.
FIGURE 42 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 42. Conescharellina brevirostris Silén, 1947a. SMNH-Type-4604, Java Sea, Malay Archipelago. A, E. Lateral views of two colonies. Arrows indicate adventitious avicularia placed distolaterally to the orifice in some zooids. B. Close-up of a zooid with surrounding interzooidal avicularia. C. Close-up of an orifice showing the proximolaterally developed peristome. D. Close-up of an avicularium. F. Apical view of a colony. G. Close-up of the apical kenozooids. H. Antapical view of a colony. I, J. Close-ups of the antapical surface and avicularia. Scale bars: A, E, F, H = 500 µm; B, C = 100 µm; D = 200 µm; G, I = 300 µm; J = 50 µm.
FIGURE 40 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 40. Triphyllozoon microstigmatum Silén, 1954. Holotype LUZM 53, Western Australia. A. View of the tubular colony. B. Labels accompanying the specimen. C. Group of autozooids. D, E. Close up of autozooids with frontal avicularia, some with open or closed mandibles. Arrows indicate the two varieties, round with raised, finely denticulate rostrum (white arrows), and elliptical flat (black arrows). F. Large avicularium with bicuspid rostrum located at the fenestra. G. Close-up of the avicularium in (F) showing the bicuspid rostrum and the triangular, hooked mandible. H. Group of zooids, two of which ovicellate. I. Close-up of an ooecium. J. General view of the dorsal side. Arrows point to circular avicularia protruding from the edge of some fenestrae. K. Close-up of circular avicularia protruding from the dorsal edge of the fenestrae. L, M. Close-ups of dorsal avicularia. Given the tubular shape of the colony exposing the dorsal side of the autozooids towards the exterior and the frontal side towards the interior, SEM micrographs were taken from two fragments subsampled from the tips of the holotype colony. Scale bars: A = 2 cm; C, F, H = 500 µm; D = 400 µm; E = 300 µm; G, I = 100 µm; J = 1 mm; K = 45 µm; L, M = 50 µm.
FIGURE 41 in Scanning electron microscopy study of Lars Silén's cheilostome bryozoan type specimens in the historical collections of natural history museums in Sweden
FIGURE 41. Triphyllozoon regulare Silén, 1954. Holotype LUZM 55, Western Australia. A. General view of the colony fragment. Arrows indicate the large avicularia adjacent to the fenestrae. B. Group of autozooids, one with elliptical frontal avicularium. C. Close-up of a secondary orifice lacking the peristomial avicularium. D. Close-up of a secondary orifice showing the peristomial avicularium with denticulate rostrum and two 'telescopic' lateral spines. E. Autozooids with large frontal avicularia. F. Closeup of the frontal avicularium. G. Close-up of the large frontal avicularium usually located at the fenestra. H. General view of the dorsal side. I. Close-up of a dorsal avicularium and tuberculation. J, K. Close-ups of dorsal avicularia with closed and open mandibles. Scale bars: A = 1 mm; B, G = 200 µm; C, D, I, J, K = 50 µm; E = 250 µm; F = 100 µm; H = 500 µm.
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