Find research datasets worth reusing

Figure 3 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 3. Confocal laser scanning micrographs of the everted (A, C, D) and inverted (B, E–L) proboscis. Red/white – phalloidin-positive (ph-p); green – acetylated α-tubulin-like immunoreactivity (tub-lir). Tub-lir has the strongest signals in the cilia and axons of sensory cells and in the basiepithelial nerve plexus. A, Hubrechtella juliae, substack of the transverse sections showing the receptor processes (black arrowheads) and axons (white arrowheads) of sensory cells. B, Cephalothrix cf. simula, substack of the longitudinal sections showing the receptor processes of small (black asterisks) and large (white arrowheads) sensory cells. C, Nipponomicrura uchidai, substack of the transverse sections showing sensory cells (arrowheads). D, N. uchidai, z-projection of the transverse sections showing the collars of sensory cells. E, Cephalothrix iwatai, substack of the longitudinal sections showing the collars of small (black arrowheads) and large (white arrowheads) sensory cells. F, Cephalothrix sp., substack of the longitudinal sections showing the collars of large sensory cells (arrowheads). G, Cephalothrix filiformis sensu Iwata, substack of the longitudinal sections showing the collars of the large

Figure 2 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 2. Light micrographs of the everted proboscis of live nemerteans. А, Cephalothrix simula, everted proboscis with bristles formed by the receptor processes of sensory cells. B, C. simula, the receptor process of a sensory cell. C, Cephalothrix sp., everted proboscis with bristles formed by the receptor processes of sensory cells. D, Kulikovia alborostrata, the apical surface of the proboscis epithelium showing pseudocnidae (white arrowheads) and monociliated sensory cells (black arrowheads).

Figure 1 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 1. Schematic diagrams of representative longitudinal and transversal sections of proboscidial sensory cells from Nemertea. The reconstructions were based on representative sections.

Figure 9 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 9. Scanning electron micrographs of the everted proboscis. A, Balionemertes australiensis, the receptor processes (arrowheads) of sensory cells. B, Cephalothrix cf. simula, the receptor process (arrowhead) of a sensory cell. C, Cephalothrix hongkongiensis, panoramic view showing receptor processes of small (black arrowheads) and large (white arrowheads) sensory cells. D, Hubrechtella juliae, the receptor processes (asterisks) of sensory cells. E, Hinumanemertes kikuchii, the receptor process of a large sensory cell. F, Drepanophoridae gen. sp. 37, panoramic view showing papillae along the proboscis surface. G, Drepanophoridae gen. sp. 37, papilla tip with multiciliated cells.

Figure 4 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 4. Transmission electron micrographs of proboscis monociliated (A–P) and multiciliated (Q–S) sensory cells of hoplonemerteans. A, Tortus tokmakovae, transverse section of the receptor process of a sensory cell. B, Nipponnemertes cf. bimaculata, transverse section of the receptor process of a sensory cell. C, Drepanophoridae gen. sp. 37, transverse section through the base of the receptor process of a sensory cell. D, Drepanophoridae gen. sp. 37, transverse section of the receptor process of a sensory cell. E, Drepanophoridae gen. sp. 27, transverse section of the receptor process of a sensory cell. F, Pelagica gen. sp. 2, transverse section of the receptor process of a sensory cell. G, Pelagica gen. sp. 1, transverse section through the dendrites (asterisks) of sensory cells. White arrowheads point to axial rootlets; black arrowheads point to filament bundles of the microvilli extending into the dendrite. H, Pelagica gen. sp. 1, transverse section through the basis of the receptor process of a sensory cell. I, Pelagica gen. sp. 1, transverse section through the middle region of the receptor process of a sensory cell. J, Pelagica gen. sp. 1, transverse section through the apical region of the receptor process of a

Figure 8 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 8. Transmission electron micrographs of proboscidial monociliated sensory cells of pilidiophoran species. A, Kulikovia alborostrata, transverse section of the receptor process of a sensory cell. B, K. alborostrata, longitudinal section of the globular ciliary tip of a sensory cell. C, K. alborostrata, high magnification of a longitudinal section of the distal region of the dendrite showing the ciliary basal body (white arrowhead) with one stout axial rootlet (black arrowhead) associated with microtubules (black arrows). D, K. alborostrata, longitudinal section of a sensory cell. The filament bundles (white arrowhead) of the microvilli are anchored on the inner surface of the apical cylinder (black arrowhead). E, Lineus sanguineus, longitudinal section through a group of sensory cells. A high-magnification inset shows the globular ciliary tip of a sensory cell. F, L. sanguineus, transverse section of the receptor process of a sensory cell. G, L. sanguineus, longitudinal section of the receptor process of a sensory cell. The filament bundles (white arrowhead) of the microvilli are anchored on

Figure 12 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 12. Transmission electron micrographs of proboscis nonciliated sensory cells of hoplonemerteans. A, Ototyphlonemertes valentinae, panoramic view of the apical surface of the proboscis epithelium showing the receptor process (asterisk) of a nonciliated sensory cell. B, O. valentinae, high magnification of a longitudinal section showing the base of the receptor process of a nonciliated sensory cell. C, O. valentinae, transverse section of the receptor process of a nonciliated sensory cell showing the central shaft (asterisk) surrounded by a ring of microvilli (arrowheads). D, Tetrastemma stimpsoni, longitudinal section of a papilla of the proboscis epithelium. E, Te. stimpsoni, transverse section of a papilla of the proboscis epithelium. A high-magnification inset shows the receptor process of a nonciliated sensory cell: a central shaft (asterisk) surrounded by a ring of microvilli (arrowhead). F, Te. stimpsoni, transverse section of a papilla tip. G, Te. stimpsoni, higher magnification of a papilla tip in the region of apicolateral junctions (arrowheads). H, Te. stimpsoni, transverse section of the body (asterisk) of a nonciliated sensory cell. The distal region of the cell body contains the Golgi complex (gc) and mitochondria (m). I, Te. stimpsoni, high magnification of the perinuclear cytoplasm of a nonciliated sensory cell showing the filament bundles (arrowhead) extending from the receptor process. J, Te. stimpsoni, high magnification showing the basal process (asterisks) of a nonciliated sensory cell extending into a pore (p) in the extracellular matrix (ecm). Trunks (asterisks) of the basiepithelial nerve plexus are located under the pore (p).

Figure 11 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 11. Confocal laser scanning micrographs of the everted (A, B, D, E) and inverted (C) proboscis. Red/white – phalloidin-positive (ph-p); green – acetylated α-tubulin-like immunoreactivity (tub-lir). Tub-lir has the strongest signals in the cilia and axons of sensory cells and in the basiepithelial nerve plexus. A, Drepanophoridae gen. sp. 37, substack of transverse sections showing papillae (p) and nerve processes (white arrowheads) joining the proboscis nerve (black arrowhead). B, Drepanophoridae gen. sp. 37, zprojection of transverse sections of the papilla with a ciliary tuft (ct). C, Ototyphlonemertes valentinae, substack of a longitudinal section showing the receptor processes of nonciliated sensory cells. D, Tetrastemma stimpsoni, substack of transverse sections of papillae (p) with centrally situated phalloidinpositive receptor processes (arrowheads) of nonciliated sensory cells. E, Te. stimpsoni, substack of longitudinal sections of papillae (p) with centrally situated phalloidin-positive receptor processes (arrowheads) of nonciliated sensory cells.

Figure 7 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 7. Transmission electron micrographs of proboscidial monociliated sensory cells of pilidiophoran species. A, Lineus sanguineus, panoramic view showing the basal part of the glandular proboscis epithelium with sensory cells (asterisks). A high-magnification inset shows the contact between the axon of the sensory cell (asterisk) and the basiepithelial nerve plexus (np). B, Hubrechtella juliae, transverse section through a group of sensory cells (asterisks). Arrowhead points to axial rootlets. C, Hu. juliae, transverse section of the receptor process of a sensory cell. D, Hu. juliae, a transverse section of the proximal (black arrowhead) and distal (white arrowhead) regions of the receptor processes of sensory cells. E, Hu. juliae, a transverse section of the middle (black arrowhead) and distal (white arrowhead) regions of the receptor processes of sensory cells. F, Hu. juliae, a transverse section of a dendrite with fanned axial rootlets (arrowheads). G, Hu. juliae, high magnification of a longitudinal section of a dendrite. The filament bundles (white arrowhead) of the microvilli extend into

Figure 5 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 5. Transmission electron micrographs of proboscis monociliated sensory cells of palaeonemerteans. A, Cephalothrix cf. rufifrons, transverse section of the receptor processes of sensory cells (asterisks). Microvilli reaches the base of the bulblike structure of the cilium (black arrowhead). White arrowheads point to axial rootlets. A high magnification inset shows the filament bundles of the microvillus terminated on axial rootlets. B, Cep. cf. rufifrons, transverse section of the receptor processes of sensory cells. C, Cephalothrix cf. rufifrons, longitudinal section through the globular ciliary tip of a sensory cell. D, Cephalothrix cf. simula, longitudinal section through a group of sensory cells (asterisks). E, Cephalothrix cf. simula, transverse section of the receptor processes with six (black arrowhead) and seven (white arrowheads) microvilli. F, Cephalothrix filiformis sensu Iwata, longitudinal section through a group of sensory cells (asterisks). A high magnification inset on the bottom right shows the septate junction. A high magnification inset on the top right shows a ciliary basal plate (arrowhead) located between the axoneme and centriole. G, Cep. filiformis sensu Iwata, transverse section of the receptor processes with six (black

Figure 13 in Proboscis sensory cells in Nemertea: comparative morphology and phylogenetic implications

Figure 13. Phylogenetic tree of Nemertea with some synapomorphies and autapomorphies (rectangles) (phylogeny modified from Andrade et al., 2014; Kvist et al., 2015; Chernyshev and Polyakova, 2019) with schemas of the collar and ciliary apparatus of monociliated sensory cells. Synapomorphies and autapomorphies are indicated as follows: 1, 11–12 axial roots; 2, one ring of collar microvilli; 3, large and small sensory cells; large sensory cells with a very long collar; filament bundles of the microvilli terminating in axial rootlets; 4, ciliary apparatus with radially arranged axial rootlets; 5, one axial rootlet; apical cylinder; globular ciliary tip fully or partially covered by the microvillus collar; 6, one axial root is longer than the others and extends into the axon; the filament bundles of the microvilli extend deeply into the dendrite; 7, multiciliated sensory cells; 8, monociliated sensory cells are rare; nonciliated sensory cells. *inner microvilli in the case of receptor processes with a double ring of microvilli.

opencc-by-4.0Sep 2022View details →

Effects of pH and light exposure on the survival of bacteria and their ability to biodegrade organic compounds in clouds: Implications for microbial activity in acidic cloud water

Our manuscript was submitted to ACP. Upon submission, all data must be accessible by anonymous access.

opencc-byMay 2022View details →

Measurement Report: Investigation of pH- and particle size-dependent chemical and optical properties of water-soluble organic carbon: implications for its sources and aging processes

The original dataset of the manuscript: "Measurement Report: Investigation of pH- and particle size-dependent chemical and optical properties of water-soluble organic carbon: implications for its sources and aging processes"

opencc-by-4.0May 2022View details →

Impact of Cloud Process in the Mixing State and Microphysical Properties of Soot Particles: Implications in Light Absorption Enhancement

The data of paper of "Impact of Cloud Process in the Mixing State and Microphysical Properties of Soot Particles: Implications in Light Absorption Enhancement"

FIGURE 5 in Pollen micromorphology and ultrastructure on four genera from Asphodelaceae and their taxonomical implication

FIGURE 5. Dendrogram was obtained from the analysis of pollen grain data in the studied species and their related taxonomic relationships. Three types showed in the dendrogram: Type 1 (Aloe- Eremurus type or node 6), type 2 (Asphodelus type or node 7), and type 3 (Hemerocallis type or node 8).

FIGURE 4 in Pollen micromorphology and ultrastructure on four genera from Asphodelaceae and their taxonomical implication

FIGURE 4. Transmission electron microscopic micrographs from Aloe vera (A. section of the whole pollen grain, B. pollen grain wall, and C. the pollen grain wall in the sulcus margin region) and Eremurus spectabilis (D. section of the whole pollen grain, E. pollen grain wall, F. the pollen grain wall in the sulcus margin region). F (Foot layer), C (Columellae), T (Tectum), E (Ectexine), In (Intine), and Io (Intine layer in the sulcus region). Scale bars—4 μm (A), 10 μm (D), 1 μm (E and F), and 0.5 μm (B and C).

FIGURE 3 in Pollen micromorphology and ultrastructure on four genera from Asphodelaceae and their taxonomical implication

FIGURE 3. Scanning electron microscopy micrographs from the pollen grains; Eremurus persicus (A–C), Eremurus spectabilis (D–F), Eremurus stenophylus (G–I), Hemerocallis minor (J–L). Scale bars—10 μm (A, D, G, J, M), 2 μm (B, E, H, K, N), and 5 μm (C, F, I, L, O). Bars = 10 μm for pollens (A, D, G, J, M), 2 μm for central and sulcus margin regions of pollens (B, E, H, K, N), and 5 μm for distal region of pollens (C, F, I, L, O).

FIGURE 1 in Pollen micromorphology and ultrastructure on four genera from Asphodelaceae and their taxonomical implication

FIGURE 1. Light microscopic photographs of the pollen grains; Aloe vera (A), Asphodelus tenuifolius (B), Eremurus inderiensis (C), Eremurus kopet-daghensis (D), Eremurus luteus (E), Eremurus persicus (F), Eremurus spectabilis (G), Eremurus stenophylus (H), and Hemerocallis minor (I). Scale bars—10 μm

FIGURE 2 in Pollen micromorphology and ultrastructure on four genera from Asphodelaceae and their taxonomical implication

FIGURE 2. Scanning electron microscopy micrographs of the pollen grains; Aloe vera (A–C), Asphodelus tenuifolius (D–F), Eremurus inderiensis (G–I), Eremurus kopet-daghensis (J–L), and Eremurus luteus (M–O). Scale bars—10 μm for pollens (A, D, G, J, M), 2 μm for central and sulcus margin regions of the pollens (B, E, H, K, N) and 5 μm for distal region of pollens (C, F, I, L, O).

FIGURE 6 in Pollen micromorphology and ultrastructure on four genera from Asphodelaceae and their taxonomical implication

FIGURE 6. Principal components analysis scatterplot obtained from overlapping of species (case scores) and pollen grain characters (variable loadings) (A); the situation of variable loadings from both axes (B). Type 1 (Aloe- Eremurus type); type 2 (Asphodelus type); type 3 (Hemerocallis type). Group A: P/E ratio, pollen shape, pollen type, exine ornamentation in central region, sulcus margin exine ornamentation, exine ornamentation in distal region, exine ornamentation in lumina region, minimum and maximum of lumina and muri size; Group B: minimum of equatorial and polar of pollens, average and maximum of polar from pollens; Ex: maximum of equatorial axis; and Em: average of the equatorial axis.