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24 results for “Cynanchum”
Herbarium specimen image of Cynanchum stauntonii (Decne.) Schltr. ex H.Lév., part of the collection of Royal Botanic Garden Edinburgh
Part of a training dataset of scanned herbarium specimens. The data paper and a summary landing page will be published on Zenodo as it gets published.<br><br>Content of this deposition:<br><br>- A JSON-LD datafile listing the label data associated with this herbarium specimen. The Darwin and Dublin Core data standards are used for most values.<br>- A JPEG image file of the scanned herbarium sheet.<br>- A lossless TIFF image from which the JPEG image has been derived.
Supplementary material 4 from: Liao M, Zeng S-J, Zeng L-Y, Yin H-J, Yan M-L, Zhang C-F, Tang G-D (2024) A new species and a replacement name in Cynanchum (Apocynaceae, Asclepiadeae) from China. PhytoKeys 241: 49-63. https://doi.org/10.3897/phytokeys.241.111499
Specimens of Cynanchum hooperianum, C. longhushanense, C. pingtaoi, and C. pulchellum used for the distribution map
Fig. 1 in A RAPD study of the Sarcostemma group of Cynanchum (Apocynaceae-Asclepiadoideae-Asclepiadeae)
Fig. 1 Examples from the Sarcostemma subgroup of Cynanchum (a–e). (a) Cynanchum antsiranense (Madagascar, Lavranos 28772). (b) Cynanchum arabicum (Yemen, Radcliffe-Smith 4624). (c) Cynanchum forskaolianum (Yemen, Noltee 864). (d) Cynanchum stoloniferum (Tanzania, Noltee 199). (e) Cynanchum viminale subsp. viminale in habitat (Tanzania, Mkomasi; Liede & Meve 3389). Photos by U. Meve
FIGURE 1 in Cytogenetic evaluation of two species of Cynanchum L. (Apocynaceae) from South India: A possible clue to evolution
FIGURE 1. Chromosome complement images of C. viminale (2n = 22). a: Chromosome complement images at mitotic metaphase; b: karyotype images showing 22 chromosomes; c: karyogram.
FIGURE 3. a in Cytogenetic evaluation of two species of Cynanchum L. (Apocynaceae) from South India: A possible clue to evolution
FIGURE 3. a: Idiogram of chromosome pairs of C. viminale; b: idiogram of chromosome pairs of C. sarcomedium; c: scatter diagram of intrachromosomal (A1) and interchromosomal (A2) asymmetry indices of the taxa of Cynanchum.
Fig. 4. Compounds 1, 21 in Six C21 steroidal glycosides from Cynanchum wallichii Wight roots and their multidrug resistance reversal activities
Fig. 4. Compounds 1, 21, and 25 can reverse drug resistance by decreasing P-gp, NF-κB, and c-jun gene and protein expression. (A–C) MDR1, NFκB, and JUN gene expression in MCF-ADR and HepG2-ADM cells following co-treatment with 1, 21, and 25 and Doxorubicin. (D–E) MDR1, NFκB, and Jun protein expression in MCFADR and HepG2-ADM cells treated with 1, 21, and 25 in combination with DOX.
Fig. 3. The C21 in Six C21 steroidal glycosides from Cynanchum wallichii Wight roots and their multidrug resistance reversal activities
Fig. 3. The C21 steroid compounds (1–28) exhibited DOX resistance reversing activity (A) Cell viability following treatment with compounds 1–28. (B) CI value for DOX and the isolated compounds in HepG2/ ADM and MCF7/ADR cells. (C) Intersection diagram for DOX and 50% of the steroid compounds with the highest IC50 values at the same concentration. (D) Molecular docking model findings for the computer simulation of the multidrug resistance-associated protein (P-gp) and the steroid compounds.
Fig. 2 in Six C21 steroidal glycosides from Cynanchum wallichii Wight roots and their multidrug resistance reversal activities
Fig. 2. NF-κB expression in breast cancer and hepatocellular carcinoma Adriamycin-resistant cell lines with increased P-gp expression and significant drug resistance (A) Cell viability in DOX-treated MCF-7 and HepG2 cells and drug-resistant MCF-7/ADR and HepG2/ADM cells. (B–D) Background expression of proteins (P-gp) and genes (MDR1, NFκB, JUN) in DOX-treated MCF-7 and HepG2 cells and in drug-resistant MCF-7/ADR and HepG2/ADM cells.
Supplementary material 3 from: Liao M, Zeng S-J, Zeng L-Y, Yin H-J, Yan M-L, Zhang C-F, Tang G-D (2024) A new species and a replacement name in Cynanchum (Apocynaceae, Asclepiadeae) from China. PhytoKeys 241: 49-63. https://doi.org/10.3897/phytokeys.241.111499
Maximum likelihood tree of Cynanchum
Supplementary material 2 from: Liao M, Zeng S-J, Zeng L-Y, Yin H-J, Yan M-L, Zhang C-F, Tang G-D (2024) A new species and a replacement name in Cynanchum (Apocynaceae, Asclepiadeae) from China. PhytoKeys 241: 49-63. https://doi.org/10.3897/phytokeys.241.111499
List of ingroup and outgroup taxa used in the phylogenetic analyses
Supplementary material 1 from: Liao M, Zeng S-J, Zeng L-Y, Yin H-J, Yan M-L, Zhang C-F, Tang G-D (2024) A new species and a replacement name in Cynanchum (Apocynaceae, Asclepiadeae) from China. PhytoKeys 241: 49-63. https://doi.org/10.3897/phytokeys.241.111499
List of species names changes within Cynanchum in Flora of China
Figure 5 from: Liao M, Zeng S-J, Zeng L-Y, Yin H-J, Yan M-L, Zhang C-F, Tang G-D (2024) A new species and a replacement name in Cynanchum (Apocynaceae, Asclepiadeae) from China. PhytoKeys 241: 49-63. https://doi.org/10.3897/phytokeys.241.111499
Figure 5 Distribution map of Cynanchum pingtaoi and the three Cynanchum species formerly were considered to belong to Raphistemma based on specimens cited in Suppl. material 4. The base map [No. GS(2016)1666] was downloaded from http://bzdt.ch.mnr.gov.cn/.
Figure 4 from: Liao M, Zeng S-J, Zeng L-Y, Yin H-J, Yan M-L, Zhang C-F, Tang G-D (2024) A new species and a replacement name in Cynanchum (Apocynaceae, Asclepiadeae) from China. PhytoKeys 241: 49-63. https://doi.org/10.3897/phytokeys.241.111499
Figure 4 Cynanchum pingtaoi S.Jin Zeng, G.D.Tang & Miao Liao a habitat b inflorescence and leaf c inflorescence d flower buds e top view of flower f bracteoles at base of pedicel g side view of flower h corolla and corona separation, showing gynostegium, corona and corolla lobes (outer surface: upper right hand corner; inner surface: to the left of the outer surface) i pollinarium from dry specimen j young seeds k longitudinally opened half follicle showing seed arrangement l follicle, different views to show the three ribs m transverse section through follicle n follicle and leaves. All photos based on Si-Jin Zeng & Lin-Ya Zeng SJ4825 (IBSC).
Figure 3 from: Liao M, Zeng S-J, Zeng L-Y, Yin H-J, Yan M-L, Zhang C-F, Tang G-D (2024) A new species and a replacement name in Cynanchum (Apocynaceae, Asclepiadeae) from China. PhytoKeys 241: 49-63. https://doi.org/10.3897/phytokeys.241.111499
Figure 3 Cynanchum pingtaoi S.Jin Zeng, G.D.Tang & Miao Liao a follicle and leaves b inflorescence c glands at the base of leaf d top view of flower e side view of flower with two corolla lobes removed f calyx g corolla lobes (each lobe attached to part of the corolla tube), outer surface on the right, inner surface on the left (four drawn) h corolla separation, showing gynostegium with corona lobes i pollinarium j seed. Illustration based on Si-Jin Zeng & Lin-Ya Zeng SJ4825 (IBSC), and drawn by Ding-Han Cui.
Figure 2 from: Liao M, Zeng S-J, Zeng L-Y, Yin H-J, Yan M-L, Zhang C-F, Tang G-D (2024) A new species and a replacement name in Cynanchum (Apocynaceae, Asclepiadeae) from China. PhytoKeys 241: 49-63. https://doi.org/10.3897/phytokeys.241.111499
Figure 2 Cynanchum longhushanense G.D.Tang & Miao Liao a flowering branch b cross-section of hollow stem c node with small glands d petiole with glands at the top e inflorescence f bracteoles at the base of the pedicel g flower bud (above: top view; below: side view) h flower (1) top view, (2) lateral view, showing the connivent corona-scales apex, not exceeding the throat of the corolla, (3) side view, showing corolla lobes overlapping to the right and corolla tube i opened corolla, adaxial (above) and abaxial (below) view j ovary with calyx (above: top view, showing glands at the base of the calyx, below: side view of ovary, calyx and pedicel) k ovary l calyx lobes m gynostegium with corona lobes n gynostegium o corona lobes p pollinarium. All photos based on Miao Liao LM78.
Figure 1 from: Liao M, Zeng S-J, Zeng L-Y, Yin H-J, Yan M-L, Zhang C-F, Tang G-D (2024) A new species and a replacement name in Cynanchum (Apocynaceae, Asclepiadeae) from China. PhytoKeys 241: 49-63. https://doi.org/10.3897/phytokeys.241.111499
Figure 1 Simplified maximum likelihood tree of Cynanchum based on two nuclear regions (nrETS and nrITS) and three plastid markers (rps16 and trnL introns, and trnL-F spacer). Bootstrap support values are given for each node. See Suppl. material 3 for maximum likelihood tree. Clade designations follow those of Khanum et al. (2016) and names in parentheses are the corresponding names that were used in Khanum et al. (2016).
Linked collectors and determiners for: Cynanchum neoleucanthum (Apocynaceae), a replacement name for the later illegitimate homonym Cynanchum leucanthum (K. Schum.) K. Schum.
Natural history specimen data linked to collectors and determiners held within, "Cynanchum neoleucanthum (Apocynaceae), a replacement name for the later illegitimate homonym Cynanchum leucanthum (K. Schum.) K. Schum". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/7f3b33f1-a8ca-450d-a2e4-bd41d2d29233">https://bionomia.net/dataset/7f3b33f1-a8ca-450d-a2e4-bd41d2d29233</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/7f3b33f1-a8ca-450d-a2e4-bd41d2d29233">https://gbif.org/dataset/7f3b33f1-a8ca-450d-a2e4-bd41d2d29233</a>. Formatted as a Frictionless Data package.
Supplementary material 3 from: Zhang C-F, Zhang D-J, Liao M, Hu G-W (2023) A taxonomic revision of Cynanchum thesioides (Apocynaceae) with two new synonyms. PhytoKeys 219: 11-25. https://doi.org/10.3897/phytokeys.219.93514
Holotype of Cynanchum sibiricum f. hypopsilum (TI [TI00204078])
Supplementary material 2 from: Zhang C-F, Zhang D-J, Liao M, Hu G-W (2023) A taxonomic revision of Cynanchum thesioides (Apocynaceae) with two new synonyms. PhytoKeys 219: 11-25. https://doi.org/10.3897/phytokeys.219.93514
Holotype of Cynanchum sibiricum var. gracilentum (TI [TI00204077])
Supplementary material 4 from: Zhang C-F, Zhang D-J, Liao M, Hu G-W (2023) A taxonomic revision of Cynanchum thesioides (Apocynaceae) with two new synonyms. PhytoKeys 219: 11-25. https://doi.org/10.3897/phytokeys.219.93514
Holotype of Cynanchum sibiricum var. latifolium (TI [TI00204080])
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