Find research datasets worth reusing
Search datasets from major research repositories and use ShareScore to quickly assess how well each record supports discovery, access, and reuse.
190
datasets available to search
ShareScore release 0.9.0
Dataset results
190 results for “Inner ear”
Figure 16. Virtual 3D in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 16. Virtual 3D reconstruction and outline drawing of the petrosal of Proterotherium (MNHN-F-SCZ 205), (postero)lateroventral view. Abbreviations: a.b.X n., notch/sulcus for the auricular branch of the vagus nerve (X); acan n, notch housing the external aperture of the cochlear canaliculus; acf, external aperture of the cochlear fossula; ci, crista interfenestralis; cpa, crista parotica; fi, fossa incudis; fs, facial sulcus; fv, fenestra vestibuli; ias, internal carotid artery sulcus; ips, sulcus of inferior petrosal sinus; md.ips, crest-like mediodorsal border of sulcus for inferior petrosal sinus; pg, posterior occipital groove; pps, postpromontorial tympanic sinus; pr, promontorium; rtp, rostral tympanic process; sqs, squamosal articulation surface of petrosal; stf, stapedial fossa; stl n, stylomastoid notch; thl, tympanohyal; tt, tegmen tympani; ttf, tensor tympani fossa; v.e.m., ventral extent of mastoid surface.
Figure 15 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 15. Strict consensus cladogram (528 steps, consistency index = 0.347, retention index = 0.692) of the constrained 49 taxa analysis, with UFRJ-DG 119-M, 275-M, 347-M, and 1035−1038-M petrosals as pertaining to Miguelsoria; Litopterna constrained for monophyly.
Figure 14 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 14. Strict consensus cladogram (551 steps, consistency index = 0.33, retention index = 0.67) of the unconstrained 49 taxa analysis, with UFRJ-DG 119-M, 275-M, 347-M, and 1035−1038-M petrosals scored as pertaining to Miguelsoria.
Figure 13 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 13. View of the large group of resembling petrosals held at the Departamento Nacional de Produçao Mineral from the 'brownish fossil fissure' (see text), with a close-up of some specimens; lateral views.
Figure 12 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 12. Second upper molars (M2) area vs. promontorium area in a sample of 14 Palaeogene early diverging placental specimens with associated petrosal and teeth remains (Table S1).
Figure 11 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 11. Strict consensus cladogram (62 steps, consistency index = 0.45, retention index = 0.61) of the reduced analysis (19 taxa and petrosal and inner ear characters only) searching for the relationships of the UFRJ-DG petrosals under study; Bremer support values are indicated at the nodes.
Figure 4. Virtual 3D in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 4. Virtual 3D reconstruction and outline drawing of petrosal UFRJ-DG 1036-M (mirrored), details of anatomy; A, ventral view; B, anterior view. Abbreviations: a.b.X n., notch/sulcus for the auricular branch of the vagus nerve (X); acf, external aperture of the cochlear fossula; ci, crista interfenestralis; cpa, crista parotica; epr, epitympanic recess; fi, fossa incudis; fs, facial sulcus; fsa, fossa subarcuata; fv, fenestra vestibuli; hf, hiatus Fallopii; iam, internal auditory meatus; ias, internal carotid artery sulcus; lv.ips, crest-like lateroventral border of sulcus for inferior petrosal sinus; obl.g, oblique groove; pff, primary facial foramen; pg, posterior occipital groove; pmc, petromastoid canal; pps, postpromontorial tympanic sinus; pr, promontorium; pts, post-temporal sulcus; rsup f, foramen for the ramus superior of stapedial artery; rtp, rostral tympanic process; stf, stapedial fossa; st. s., stapedial artery sulcus; tnn, tympanic nerve notch; tt, tegmen tympani; ttf, tensor tympani fossa; v.e.m., ventral extent of mastoid surface.
Figure 3. Virtual 3D in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 3. Virtual 3D reconstruction and outline drawing of petrosal UFRJ-DG 1036-M (mirrored), details of anatomy; A, posterior view; B, posteroventral view. Abbreviations: a.b.X n., notch/sulcus for the auricular branch of the vagus nerve (X); acan n, notch housing the external aperture of the cochlear canaliculus; acf, external aperture of the cochlear fossula; a.e. fv, anterior edge (salient) of fenestra vestibuli; br.thyl, broken tympanohyal; ci, crista interfenestralis; cpa, crista parotica; epr, epitympanic recess; exs, exoccipital articulation surface of petrosal; fs, facial sulcus; fv, fenestra vestibuli; hf, hiatus Fallopii; ips, sulcus of inferior petrosal sinus; lv.ips, crest-like lateroventral border of sulcus for inferior petrosal sinus; md.ips, crest-like mediodorsal border of sulcus for inferior petrosal sinus; pg, posterior occipital groove; pps, postpromontorial tympanic sinus; pr, promontorium; ptn, post-temporal notch; rsup f, foramen for the ramus superior of stapedial artery; rtp, rostral tympanic process; stf, stapedial fossa; tnn, tympanic nerve notch; tt, tegmen tympani; v.e.m., ventral extent of mastoid surface; vss, vertical sulcus for sigmoid sinus.
Figure 7. Virtual 3D in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 7. Virtual 3D reconstruction and outline drawing of the bony labyrinths of UFRJ-DG 1035-M and 347-M (outline drawing only); A, anterior (a) view; B, dorsal (d) view; C, lateral (l) view; D, posteromedial (p) view. Abbreviations: aa, anterior ampulla; acf, external aperture of the cochlear fossula; asc, anterior semicircular canal; av, vestibular aqueduct; can, cochlear canaliculus; cc, common crus; cf, cochlear fossula; co, cochlear canal; fsg, foramen singulare; fv, fenestra vestibuli; la, lateral ampulla; lsc, lateral semicircular canal; pl. s., primary bony lamina sulcus; psc, posterior semicircular canal; scc, secondary common crus; sl. s., secondary bony lamina sulcus; vasc. sulc., impression of vascular sulci left on the bony cochlear canal.
Figure 2 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 2. Ventrolateral views of the seven UFRJ-DG petrosal specimens studied in this paper and attributed to cf. Miguelsoria parayirunhor. UFRJ-DG specimen number is indicated below each specimen. Note that specimens UFRJ-DG 347-M and 1036-M have been mirrored in this figure.
Figure 1 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 1. Measurements on the petrosal and second upper molar used in this paper. A, B, measurements on the promontorium (PROM) of the petrosal (PET) and second upper molar (M2) for the regression analysis and attribution of Itaboraí specimens; A corresponds to a posterolateroventral view of the virtually reconstructed petrosal UFRJ-DG 1036-M, and B to an occlusal view of M1−3 of Protolipterna ellipsodontoides DNPM LE444A [modified (mirrored) from Cifelli, 1983b: fig. 4]; C, D, measurements taken on the petrosal for the regression analysis on the scaling effects between the petrosal and bony labyrinth; C, lateroventral view of the same petrosal as in A; D, cerebellar view of the same petrosal. Abbreviations: H, height; L, length; W, width.
Figure 10 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 10. Strict consensus cladogram (518 steps, consistency index = 0.36, retention index = 0.71) of the analysis with 50 taxa searching for the relationships of the UFRJ-DG petrosals under study.
Figure 8. Virtual 3D in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 8. Virtual 3D reconstruction and outline drawing of the bony labyrinth of UFRJ-DG 1036-M, details of anatomy in posteromedial view. Abbreviations: aa, anterior ampulla; asc, anterior semicircular canal; av, vestibular aqueduct; can, cochlear canaliculus; cc, common crus; cf, cochlear fossula; co, cochlear canal; fsg, foramen singulare; f sup vest, foramen for the superior vestibule area; lsc, lateral semicircular canal; psc, posterior semicircular canal; scc, secondary common crus; sl. s., secondary bony lamina sulcus; vasc. sulc., impression of vascular sulci left on the bony cochlear canal.
Figure 5. Virtual 3D in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 5. Virtual 3D reconstruction and outline drawing of petrosal UFRJ-DG 1036-M (mirrored), details of anatomy; A, cerebellar view; B, dorsal view. Abbreviations: aav, external aperture of the vestibular aqueduct; acan n, notch housing the external aperture of the cochlear canaliculus; cev s?, sulcus for capsuloparietal emissary vein?; circ. fs, (vascular?) circular fossa; cn, canal and cribriform tract for cochlear nerve; cp (br.), crista petrosa (broken); cpa, crista parotica; exs, exoccipital articulation surface of petrosal; fai, foramen acusticum inferius; fas, foramen acusticum superius; ff, facial foramen; fi, fossa incudis; fsa, fossa subarcuata; fsg, foramen singulare; f sup vest, foramen for the superior vestibule area; ips, sulcus of inferior petrosal sinus; lv.ips, crest-like lateroventral border of sulcus for inferior petrosal sinus; md.ips, crest-like mediodorsal border of sulcus for inferior petrosal sinus; obl.g, oblique groove; pg, posterior occipital groove; pmc, petromastoid canal; pr, promontorium; ptn, post-temporal notch; pts, post-temporal sulcus; sps, sulcus of superior petrosal sinus; sqs, squamosal articulation surface of petrosal; st.s., stapedial artery sulcus; tt, tegmen tympani.
Figure 9 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 9. Computed-tomography slices through the isolated petrosal UFRJ-DG 1035-M. Numbers refer to individual slices that are re-located on the virtually reconstructed translucent petrosal and bony labyrinth at the lower right corner. Abbreviations: aa, anterior ampulla; aav, external aperture of the vestibular aqueduct; A.b.X n., notch/sulcus for the auricular branch of the vagus nerve (X); acan n, notch housing the external aperture of the cochlear canaliculus; acf, external aperture of the cochlear fossula; asc, anterior semicircular canal; cc, common crus; cgsn, canal for the ganglion of spiral nerve; cn, canal and cribriform tract for cochlear nerve; co, cochlear canal; fai, foramen acusticum inferius; fn, canal for facial nerve; fs, facial sulcus; fsa, fossa subarcuata; fsg, foramen singulare; f sup vest, foramen for the superior vestibule area; fv, fenestra vestibuli; la, lateral ampulla; lsc, lateral semicircular canal; lv.ips, crest-like lateroventral border of sulcus for inferior petrosal sinus; pa, posterior ampulla; pl, primary bony lamina; psc, posterior semicircular canal; rtp, rostral tympanic process; scc, secondary common crus; sl, secondary bony lamina; ves, vestibule.
Figure 6 in Petrosal and inner ear anatomy and allometry amongst specimens referred to Litopterna (Placentalia)
Figure 6. Dorsolateral views of the petrosals UFRJ-DG 1035-M (A) and 347-M (B). Abbreviations: cev s?, sulcus for capsuloparietal emissary vein?; circ. fs, (vascular?) circular fossa; ptn, post-temporal notch; pts, post-temporal sulcus; rsup f, foramen for the ramus superior of stapedial artery; sqs, squamosal articulation surface of petrosal; vdms?, possible sulcus for the vena diploëtica magna.
Electron Tomography of Inner Ear Ribbon Synapses
<p>This dataset contains room-temperature electron tomograms of murine and rat inner ear ribbon synapses.<br>It was used for training and evaluation of ribbon synapse structure segmentation in [1]. <br>The data contains 6 tomograms from mice that were initially published in two different studies [2, 3], <br>as well as 3 additional tomograms that were acquired following the same protocol as [3] but that were not included in that publication.<br>It contains 19 tomograms from rats from [4].<br>The data is organized into three different subfolders "rat", "tether" and "vesicle_pools", containing tomograms and annotations stored as hdf5 files.<br>Each hdf5 file contains the following internal datasets:<br>- raw: The tomogram data.<br>- labels/PD: Annotations for the presynaptic density, annotated with IMOD and exported to a binary mask.<br>- labels/PSD: Annotations for the postsynaptic density, annotated with IMOD and exported to a binary mask.<br>- labels/membrane: Annotations for the membrane of the active zone, annotated with IMOD and exported to a binary mask.<br>- labels/ribbon: Annotations for the synaptic ribbon, annotated with IMOD and exported to a binary mask.<br>- labels/vesicles: Annotations for the vesicles close to the active zone. Annotated with IMOD and exported to instance masks.</p> <p>[1] Muth, Moschref et al., 2024, Preprint to be published<br>[2] Chakrabarti et al. Vesicle sub‐pool organization at inner hair cell ribbon synapses, EMBO reports, 2018, DOI: 10.15252/embr.201744937<br>[3] Chakrabarti et al., Optogenetics and electron tomography for structure-function analysis of cochlear ribbon synapses, eLife, 2022, DOI: 10.7554/eLife.79494<br>[4] Michanski, Kapoor et al., Piccolino is required for ribbon architecture at cochlear inner hair cell synapses and for hearing, EMBO press, 2023, DOI: 10.15252/embr.202256702</p>
Otomys cheesmani previously was included in O.typus but shown to be a distinct spe-cies based on morphological and molecular grounds. Monotypic. Distribution. Restricted to two known lo-calities in NW Ethiopia, S ofLake Tana. Descriptive notes. Head-body 165-210 mm, tail 77-106 mm, ear 22-24 mm, hindfoot 28-31 mm. No specific data are available for body weight. Cheesman's Vlei Rat has shaggy dark pelage and is larger than all other species of Otomys, except the Angolan Vlei Rat (O. anchietae). Fur of Cheesman's Vlei Rat is bright brown, with reddish shade above and pale yellowish gray below. Ears are blackish, and inner surfaces are covered with short rufous hairs. Forefeet and hindfeet are dark gray above. Tail is relatively short (49-3% of head-body length), blackish above and pale yellowish below but notappearing distinctly bicolored. Lower incisors with two deep grooves. M, has four laminae, and M" has eight or nine laminae. in Muridae
Otomys cheesmani previously was included in O.typus but shown to be a distinct spe-cies based on morphological and molecular grounds. Monotypic. Distribution. Restricted to two known lo-calities in NW Ethiopia, S ofLake Tana. Descriptive notes. Head-body 165-210 mm, tail 77-106 mm, ear 22-24 mm, hindfoot 28-31 mm. No specific data are available for body weight. Cheesman's Vlei Rat has shaggy dark pelage and is larger than all other species of Otomys, except the Angolan Vlei Rat (O. anchietae). Fur of Cheesman's Vlei Rat is bright brown, with reddish shade above and pale yellowish gray below. Ears are blackish, and inner surfaces are covered with short rufous hairs. Forefeet and hindfeet are dark gray above. Tail is relatively short (49-3% of head-body length), blackish above and pale yellowish below but notappearing distinctly bicolored. Lower incisors with two deep grooves. M, has four laminae, and M" has eight or nine laminae.
Figure 12. Dryolestes leiriensis left inner ear virtual endocast. A, dorsomedial view. B in The petrosal and inner ear of the Late Jurassic cladotherian mammal Dryolestes leiriensis and implications for ear evolution in therian mammals
Figure 12. Dryolestes leiriensis left inner ear virtual endocast. A, dorsomedial view. B, ventrolateral view. Abbreviations: ac, aqueductus cochleae; asc, anterior semicircular canal; asca, anterior semicircular canal ampulla; av, aqueductus vestibuli; bpl, base for primary bony lamina of basilar membrane; bsl, base of the secondary bony lamina of basilar membrane; cc, crus commune; cg, cochlear ganglion (blue, reconstructed); cn(viii), reconstructed cochlear nerve (cranial nerve VIII); co, cochlear canal basal portion [the first half-turn (180° arc) from the sacculo-utricular junction]; co-a, cochlear canal apical portion [the apical quarter-turn (270-180° arc)]; dus, division between utricule and saccule; fc, fenestra cochleae; fcn, foramina for cochlear nerve fibres (cranial nerve VIII) [= tractus spiralis foraminosus, or the foramina through the cribriform plate between the internal acoustic meatus and the cochlear ganglion canal (cg)]; fsa(viii), foramen for saccular nerve; fut (viii), foramen for utricular nerve (VIII); fv, fenestra vestibuli; iam, internal acoustic meatus; ivc, inflection of vestibule and cochlea; lsc, lateral semicircular canal; lsca, lateral semicircular canal ampulla; p-fcn, the posterior-most entry foramen of the cochlear nerve fibres; psc, posterior semicircular canal; psca, posterior semicircular canal ampulla; sa, saccule; scc, secondary crus commune; ut, utricle.
Figure 4 in The petrosal and inner ear of the Late Jurassic cladotherian mammal Dryolestes leiriensis and implications for ear evolution in therian mammals
Figure 4. Dryolestes leiriensis left petrosal and the inner ear bony labyrinth (Gui Mam 2/81). Micro-computed tomography scan transverse slices of the vestibular and canalicular regions. Continued from Figure 1: J-R, anterior-posterior series from approximately the middle to the posterior end of the inner ear bony labyrinth. Abbreviations: ac, aqueductus cochleae; asc, anterior semicircular canal; asca, anterior semicircular canal ampulla; av, aqueductus vestibuli; cc, crus commune; fc, fenestra cochleae; fv, fenestra vestibuli; lsc, lateral semicircular canal; lsca, lateral semicircular canal ampulla; nc, nuchal crest component of pars canalicularis; psc, posterior semicircular canal; psca, posterior semicircular canal ampulla; ptc, post-temporal canal (incomplete, preserved as an open groove); sa, saccule; saf, subarcuate fossa; scc, secondary crus commune; sss, sigmoid sinus groove; ut, utricule.
ScienceDex guides
Understand access before you commit
These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
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.