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Figure 4 in Histopathological observations in Neogobius bathybius (Actinopterygii: Gobiidae) infected by Dichelyne minutus (Nematoda: Cucullanidae) in the Caspian Sea, Iran
Figure 4. Cross-section of parasitized fish intestinal epithelium: a) hyperplastic epithelium cells (arrowheads); b) congested blood vessels, veins (arrows); c and d) nodule-like structures via intense hyperplastic submucosal tissue, resulted in deeper folds and e) focal necrosis (star) and thickened muscular layer (2-headed arrow); f) increased number of goblet cells (arrows). M = mucous, s = submucosa, and mus = musculature.
Figure 1 in Histopathological observations in Neogobius bathybius (Actinopterygii: Gobiidae) infected by Dichelyne minutus (Nematoda: Cucullanidae) in the Caspian Sea, Iran
Figure 1. Anterior part of Dichelyne minutus: a) large pseudobuccal capsule; b) posterior end of esophagus; c) anterior ventral cecum; d) nerve ring.
Fig. 3. A in Pathology associated with larval Eustrongylides sp. (Nematoda: Dioctophymatoidea) infection in Galaxias maculatus (Actinopterygii: Galaxiidae) from Patagonia, Argentina
Fig. 3. A. cross section of non-parasitized fish: striated hypaxial (h) and epaxial (e) musculature, Masson's trichrome. Bar = 350 μm; B. melanization (me) at one end of a cyst. Hematoxylin and Eosin. Bar = 350 μm; C. fibrotic capsule around larvae and complete disappearance of the epaxial musculature Hematoxylin and Eosin. Bar = 200 μm; D. compressive atrophy and fibrotic capsule around the parasites. cv: vertebral body, n: nematode, ns: neural spine, T. Masson. Bar = 90 μm; E. dense collagenous fibrotic capsule (arrow), parasitic cuticle (asterisk). Bar = 50 μm, F. melanin deposit (arrow). Masson's trichrome. Bar = 50 μm, G. erythrocytes (e) and melanomacrophagic centers (MMCs) around the nematode. Bar = 8 μm.
Fig. 1. A in Pathology associated with larval Eustrongylides sp. (Nematoda: Dioctophymatoidea) infection in Galaxias maculatus (Actinopterygii: Galaxiidae) from Patagonia, Argentina
Fig. 1. A. specimens of Galaxias maculatus showing melanized cysts located in the caudal peduncle. Bar = 15 mm; B. larva of Eustrongylides sp. emerging from the cyst. Bar = 1.5 mm μm; C. caudal peduncle of Galaxias maculatus showing 2 cysts, and a larva migrating through the musculature. Bar = 2.5 mm.
Fig. 2 in Pathology associated with larval Eustrongylides sp. (Nematoda: Dioctophymatoidea) infection in Galaxias maculatus (Actinopterygii: Galaxiidae) from Patagonia, Argentina
Fig. 2. Fourth-stage larva of Eustrongylides sp. from Galaxias maculatus. A. anterior end. Bar = 40 μm. Internal and external labial papillae (arrows); B. caudal extremity of male. Bar = 100 μm. Note three cuticles, outer second stage, middle third stage, and inner fourth stage (arrows).
Fig. 5 in Huffmanela lusitana sp. n. (Nematoda: Trichosomoididae) infecting pouting, Trisopterus luscus (Teleostei: Gadidae) off the Atlantic coast of Portugal
Fig. 5. Hypaxial muscle of pouting containing eggs of Huffmanela lusitana sp. n. Longitudinal sections displayed at same scale and showing the relationship between darkness rating of flesh and degree of egg infection. Muscle section from fish graded as normal had 0 eggs (A); muscle section from fish graded as slight to moderate darkening had about 19 eggs (B); muscle section from fish graded as intense darkening had about 89 eggs (C). H&E. Bar: 100 μm.
Fig. 6 in Huffmanela lusitana sp. n. (Nematoda: Trichosomoididae) infecting pouting, Trisopterus luscus (Teleostei: Gadidae) off the Atlantic coast of Portugal
Fig. 6. Hypaxial muscle of pouting infected with eggs of H. lusitana sp. n. (H&E stain). Longitudinal sections: (A) immature eggs (1) and advanced brownshelled eggs (2) with a linear distribution; (B) clearshelled (1) and brown-shelled eggs (2). Cross sections: (C) eggs in different stages of development and intense inflammatory lesions and muscle destruction (note the eosinophilic color of polar plugs at arrows); (D) eggs and nematodes in cross section [(1, 4, 5) eggs with intercellular location; (2) worm with intracellular location, probably 3rd or 4th stage larva; (3) apical view of a polar plug]. H&E. Bar: 100 μm. (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)
Fig. 2 in Huffmanela lusitana sp. n. (Nematoda: Trichosomoididae) infecting pouting, Trisopterus luscus (Teleostei: Gadidae) off the Atlantic coast of Portugal
Fig. 2. Presumptive developmental stages of eggs and larvae of Huffmanela lusitana sp. n. from pouting (a, a') Stage 1: apparent unfertilized egg surrounded only by vitelline membrane with no evidence of polar plugs. (b, b') Stage 2: clear-shelled egg with polar plugs consisting of an outer and inner layer. (c, c') Stage 3: amber-shelled egg with bilayer eggshell observable; outer layer translucent and innermost typically dark (circle). (d, d') Stage 4: brown-shelled egg. (e, e', f, f') Stage 5: advanced brown-shelled egg with larva and outer layer of polar plugs. (g, g') Stage 6: fully developed brown-shelled egg; outer layer of polar "plugs" missing; egg apparently ready to hatch. (h, h') Freshly hatched larva expressed from egg under coverslip pressure. (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)
Fig. 3 in Morphological and molecular characterization of adults and larvae of Crassicauda spp. (Nematoda: Spirurida) from Mediterranean fin whales Balaenoptera physalus (Linnaeus, 1758)
Fig. 3. Features of the larvae isolated from fin whales. a, b, anterior end of larvae included in intestinal nodules, showing cephalic papillae and excretory pore (a, lateral view, bar = 35 μm; b, dorsoventral view, bar = 50 μm). c, tail of the same larvae, showing the cloacal pore (bar = 60 μm). d, anterior end of larvae from the mesenteric arteries, showing bulging of the triangular-shaped head (lateral view, bar = 30 μm); e, tail of the same larvae with intestinal tube evident, ending in the cloacal opening (bar = 60 μm). f, anterior end of larvae found free within intestinal lumen, showing triangular shape of the anterior region, with cephalic papillae, buccal cavity and excretory pore (lateral view, bar = 25 μm); g, h, posterior end of the same larvae, showing either presence of a cloaca with multiple papillae (g, bar = 50 μm) or a genital pore (h, bar = 80 μm); i, anterior end of adult C. boopis, displaying triangular shaped lips and labial and cephalic papillae (sublateral view, bar = 50 μm).
Fig. 5 in Morphological and molecular characterization of adults and larvae of Crassicauda spp. (Nematoda: Spirurida) from Mediterranean fin whales Balaenoptera physalus (Linnaeus, 1758)
Fig. 5. Maximum likelihood tree (Log-likelihood: −1359.826) obtained from cox1 alignment. The tree was arbitrarily rooted on midpoint. Bootstrap support values (≥50%) are provided near the corresponding node. The scale bar represents 0.2 substitutions/site. Newly determined sequences are in bold.
Fig. 4 in Morphological and molecular characterization of adults and larvae of Crassicauda spp. (Nematoda: Spirurida) from Mediterranean fin whales Balaenoptera physalus (Linnaeus, 1758)
Fig. 4. Maximum likelihood tree (Log-likelihood: −1044.368) obtained from ITS2 alignment. The tree was rooted on midpoint. Bootstrap support values (≥50%) are provided near the corresponding node. The scale bar represents 0.02 substitutions/site. Newly determined sequences are in bold.
Figure 1 in A new species and a new record of Nematoda (Dorylaimida) with further observation on Neoctinolaimus chitwoodi (Moorthy, 1937) Thorne, 1967 from Uttar Pradesh, India
Figure 1. Miodorylaimus istvani sp. n. Female: A. Anterior end, B. Unsclerotised Vulva, C. Posterior body end showing tail. Male: D. Posterior body end showing ventromedian supplements, spicule and tail.
Figure 1. A in New molecular data for parasites Hammerschmidtiella indicus and Thelandros scleratus (Nematoda: Oxyurida) to infer phylogenetic position
Figure 1. A phylogenetic tree based on the 18S rDNA sequences was constructed by using the ME method. The evolutionary distance values are indicated at the nodes. The GenBank accession number for each sequence is given adjacent to the name of the corresponding species.
Figure 2 in Mesomermis devii sp. nov. (Nematoda: Mermithidae), a new species of nematode from Devi Cave in Georgia
Figure 2. Mesomermis devii sp. nov., adult female, holotype: a- anterior region of body, nerve ring, and pharyngeal tube, lateral view; b- head, width of cuticle, lateral view; c- tail, large hole of tail terminal cuticular gland, lateral view; d- posterior region of body, lateral view; e- vagina, ventral view. Scales for a, c, e = 30 µm; for b = 20 µm; for d = 100 µm.
Figure 1 in Mesomermis devii sp. nov. (Nematoda: Mermithidae), a new species of nematode from Devi Cave in Georgia
Figure 1. Mesomermis devii sp. nov., adult female, holotype: a- anterior region of body, nerve ring, and pharyngeal tube, lateral view; b- head, width of cuticle, lateral view; c- vulva and vagina, ventral view; d- cross-section at middle of body. Paratype: e and f- tails, lateral view. Scales for a, c, d, e, f = 50 µm; for b = 25 µm.
Figure 2 in Spatial variation of larval ascaridoid nematode (Nematoda: Chromadorea: Ascaridoidea infections in the Black Sea anchovy (Engraulis encrasicolus)
Figure 2. Number of infested (positive in blue) and noninfested (negative in red) anchovy samples by length.
Figure 1 in Spatial variation of larval ascaridoid nematode (Nematoda: Chromadorea: Ascaridoidea infections in the Black Sea anchovy (Engraulis encrasicolus)
Figure 1. (a) Trawl (+) and CTD* (x) stations (for in situ conductivity, temperature, and depth measurements), and the prevalence of parasites (% infestation) in the sampling stations. (b) Thermocline profile of the CTD stations. *a package of in situ electronic instruments that measure conductivity, temperature, and depth.
Figures 2 in First finding of Greeffiella Cobb, 1922 (Nematoda, Desmoscolecida) in the Black Sea
Figures 2. Greeffiella sp.: A‒G ‒ specimen 1. A ‒ overall view, B ‒ head region, C ‒ amphid, D – vulva, E – specific setae at the tail region, F ‒ specific setae in the middle part of the body; G – tail with terminal tubes; H‒L ‒ specimen 2, H – overall view of the specimen, I ‒ head, J ‒ tail with terminal tubes, K ‒ pharynx, salivary glands and cardia, L ‒ long hair-like and spike–like setae on tail part. Scale bars: A, H = 50 µm; B, D, I, J, K, L = 20 µm; C, E, F, G = 10 µm.
Figure 1 in First finding of Greeffiella Cobb, 1922 (Nematoda, Desmoscolecida) in the Black Sea
Figure 1. Greeffiella sp.: A‒C ‒ specimen 1. А ‒ overall view, В ‒ head region, С ‒ tail region; D‒F – specimen 2. D ‒ head region, E – tail region, F ‒ overall view. Scale bars: А, F = 50 µm; В, C, D, E = 20 µm.
Fig. 2 in Large lungworms (Nematoda: Dictyocaulidae) recovered from the European bison may represent a new nematode subspecies
Fig. 2. Dictyocaulus viviparus of European bison, female genital system, light microscopy. (A) Ovejectors in left lateral view, showing relationships for the vulva (vu), vestibules, and combined anterior infundibulum, and sphincter (ainf + asph), and posterior infundibulum and sphincter (pinf + psph). (B) Region of posterior infundibulum (pinf) and posterior sphincter (psph), left lateral view. (C) female tail, right lateral view, showing anus and phasmids (ph).
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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.