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44 results for “Swertia”
Fig. 1 in Ex-situ cultivation at lower altitude and evaluation of Swertia chirayita, a critically endangered medicinal plant of Sikkim Himalayan region, India
Fig. 1. Fully mature crop cultivated in niche environment (a), fully mature dried harvested plants from niche environment (b), one-year-old ex-situ cultivated plants at lower altitude (c), freshly harvested leaves from one-year-old ex-situ cultivated plants (d) and leaf: sessile leaves of fully mature plant cultivated in niche environment (left) and petiolated leaves of oneyear-old ex-situ cultivated plants (right) (e).
Fig. 3 in Cytotoxicity of methanolic extract of Swertia petiolata against gastric cancer cell line SNU-5 is via induction of apoptosis ⁎
Fig. 3. Cells were treated with different concentrations (a) control (b) 50 (c) 100 and (d) 150 μg/ml of extract for 48 h wherein apoptosis enhanced in a dose dependent manner as shown by flow cytometer using Annexin V/PI.
Fig. 4 in Cytotoxicity of methanolic extract of Swertia petiolata against gastric cancer cell line SNU-5 is via induction of apoptosis ⁎
Fig. 4. Production of ROS (%) SNU-5 cells treated with indicated concentration of methanolic extract of plant for 48 h. The S. petiolata methanolic extract-treated SNU5 cells showed the production of reactive oxygen species generated in a dose dependent manner.
Fig. 7 in Cytotoxicity of methanolic extract of Swertia petiolata against gastric cancer cell line SNU-5 is via induction of apoptosis ⁎
Fig. 7. Structures of the compounds tentatively identified from the methanolic extract of S. petiolata, (i) Chlorogenic acid (ii) p-Coumaric acid (iii) Ursolic acid (iv) Myrecetin 3-O- rahamnoside (v) Quercetin 3-arabinoside (vi) Kaempherol 3-O-glucoside (vii) Naringenin (viii) Genistein (ix) Isorhamnetin (x) Swerchirin.
FIGURE 1 in Swertia patnitopiansis, a new species of Gentianaceae from North-Western Himalaya, India
FIGURE 1. Location map of Swertia patnitopiansis in Himalaya; (a) locations of Patnitop and Nathatop Hills in India, (b) satellite image of vegetation composition and location of new species, (c–d) natural habitat of S. patnitopiansis.
FIGURE 2 in Swertia patnitopiansis, a new species of Gentianaceae from North-Western Himalaya, India
FIGURE 2. Illustration of Swertia patnitopiansis, sp. nov.; (a) plant habit, (b) complete flower, (c) five number sepals, (d) a single sepal (e) five number petals with nectaries, (f) a single petal, (g) five number stamens, (h) a single stamen with filament and anther, (i) carpel with ovary, style and bifid stigma.
FIGURE 3 in Swertia drassensis, a new species from Drass, Ladakh Himalaya
FIGURE 3. Comparison of distinguishing characters between Swertia drassensis (A–G) and S. petiolata (H–N): A & H—Flower; B & I—Calyx; C & J—Pair of nectary on corolla lobe; D & K—Stamens; E & L—Carpel; F & M—Capsule; G & N—Seeds.
FIGURE 2. A in Swertia drassensis, a new species from Drass, Ladakh Himalaya
FIGURE 2. A—Habitat of Swertia drassensis; B—Rhizome; C—Habit; D—Series of cauline leaves; E—Inflorescence; F—Flower (ventral side); G—Flower (dorsal side); H—Sepal (dorsal side); I—Petal with pair of nectary (ventral side); J—Petal (dorsal side); K— Pair of fused fimbriae-less nectary; L,M—Stamens with obovate-ovate and dorsifixed to sub-basifixed anthers; N—Carpel with bifid stigma; O—Unripe capsule; P—Ripened capsule; Q—Winged seeds.
Figure 2 from: Li J, Xu Y, Zhao L (2019) Swertia hongquanii, a new species of Gentianaceae from Mt. Wuling, southern China. PhytoKeys 132: 1-10. https://doi.org/10.3897/phytokeys.132.37009
Figure 2 Habitat and morphology of Swertia hongquanii. A–B Habitat C flowering plant D seedlings showing basal leaves E adaxial view of flower showing calyx, corolla, nectaries, stamens and pistil F abaxial view of flower showing calyx and corolla G stem with a pair of leaves H flowering and fruiting plant; centrally, a capsule with persistent corolla can be seen. Photos: Jiaxiang Li.
Figure 1 from: Li J, Xu Y, Zhao L (2019) Swertia hongquanii, a new species of Gentianaceae from Mt. Wuling, southern China. PhytoKeys 132: 1-10. https://doi.org/10.3897/phytokeys.132.37009
Figure 1 Swertia hongquaniiA seedlings showing basal leaves B root C flowering plant D flower showing corolla, nectaries, stamens and pistil E capsule F seeds. Drawn by Jing Tian.
Figure 3 from: Li J, Xu Y, Zhao L (2019) Swertia hongquanii, a new species of Gentianaceae from Mt. Wuling, southern China. PhytoKeys 132: 1-10. https://doi.org/10.3897/phytokeys.132.37009
Figure 3 Seeds of Swertia hongquanii. Scale bars: 1 mm (A); 0.5 mm (B); 0.2 mm (C); 0.3 mm (D–F). Photos: Jiaxiang Li.
FIGURE 2 in Swertia jayantii (Gentianaceae): a new species from North-East India
FIGURE 2. Holotype of Swertia jayantii sp. nov.
FIGURE 7. A & B in A taxonomic revision of Swertia L. (Gentianaceae) in South India, with one new species and seven lectotypifications
FIGURE 7. A & B. The distribution and habitat of S. raveendrae.
Fig. 6 in Cytotoxicity of methanolic extract of Swertia petiolata against gastric cancer cell line SNU-5 is via induction of apoptosis ⁎
Fig. 6. LC–MS chromatogram of methanolic extract of S. petiolata.
Table 2 in Cytotoxicity of methanolic extract of Swertia petiolata against gastric cancer cell line SNU- 5 is via induction of apoptosis ⁎
<p><b>Table 2</b> LC–MS identification of major constituents of methanolic extract of <i>Swertia petiolata</i>. The retention time peak numbers are as per Fig. 6.</p><table><tbody><tr><th>Peak no.</th><th>Retention time (minutes)</th><th>M-H</th><th>M + H</th><th>Molecular weight</th><th>Compound</th></tr></tbody><tbody><tr><th>1</th><td>7.6</td><td>355</td><td>–</td><td>354</td><td>Chlorogenic acid</td></tr><tr><th>2</th><td>9.9</td><td>163</td><td>165</td><td>164</td><td><i>p</i> -Coumaric acid</td></tr><tr><th>3</th><td>11.2</td><td>–</td><td>455</td><td>456</td><td>Ursolic acid</td></tr><tr><th>4</th><td>12.4</td><td>–</td><td>465</td><td>464</td><td>Myrecetin 3- <i>O</i> -rahamnoside</td></tr><tr><th>5</th><td>15.1</td><td>326</td><td>–</td><td>327</td><td>Unidentified</td></tr><tr><th>6</th><td>15.9</td><td>433</td><td>435</td><td>434</td><td>Quercetin 3-arabinoside</td></tr><tr><th>7</th><td>18.5</td><td>447</td><td>–</td><td>448</td><td>Kaempherol 3- <i>O</i> -glucoside</td></tr><tr><th>8</th><td>21.3</td><td>271</td><td>273</td><td>272</td><td>Naringenin</td></tr><tr><th>9</th><td>22.4</td><td>269</td><td>–</td><td>270</td><td>Genistein</td></tr><tr><th>10</th><td>26.2</td><td>315</td><td>–</td><td>316</td><td>Isorhamnetin</td></tr><tr><th>11</th><td>28.7</td><td>287</td><td>289</td><td>288</td><td>Swerchirin</td></tr></tbody></table>
Table 1 in Cytotoxicity of methanolic extract of Swertia petiolata against gastric cancer cell line SNU- 5 is via induction of apoptosis ⁎
<p><b>Table 1</b> IC 50 of methanolic extract of <i>S</i>. <i>petiolata</i> against different cancer cell lines determined by MTT assay.</p><table><tbody><tr><th>Cell line</th><th>IC50 (μg/ml)</th></tr></tbody><tbody><tr><th>Human lung cancer cell line A-549</th><td>75</td></tr><tr><th>Human prostate cancer cell line PC-3</th><td>125</td></tr><tr><th>Human breast cancer cell line MCF-7</th><td>75</td></tr><tr><th>Human gastric cancer cell line SNU-5</th><td>64</td></tr><tr><th>Human pancreas cancer cell line MiaPaca-2</th><td>75</td></tr><tr><th>Human normal cell line fR2</th><td>250</td></tr></tbody></table>
Table 2 in Ex-situ cultivation at lower altitude and evaluation of Swertia chirayita, a critically endangered medicinal plant of Sikkim Himalayan region, India
<p><b>Table 2</b> Analysis of <i>Swertia chirayita</i> mature plant cultivated at an altitude of niche environment (niche environment cultivated) and one-year-old <i>ex-situ</i> cultivated plant at the lower altitude (<i><i>ex-situ</i> cultivated) as per Ayurvedic Pharmacopoeia of India (API) norms.</i></p><table><tbody><tr><th>S. no.</th><th>Parameters</th><th>API specifications</th><th>Stem of niche environment cultivated</th><th>Leaves</th><th></th></tr></tbody><tbody><tr><th></th><td></td><td></td><td></td><td>Niche environment cultivated</td><td><i>Ex-situ</i> cultivated</td></tr><tr><th>1</th><td>Macroscopic description</td><td>The drug consists of whole plant, glabrous, yellowish-brown stem with easily separable yellow pith, leaf, ovate or lanceolate, entire, acuminate, glabrous.</td><td>Stem up to 1 m long and 6 mm in diameter, glabrous, yellowish-brown to purplish, slightly quadrangular above and cylindrical below, large, continuous, easily separable yellow pith.</td><td>Leaf, opposite, cauline, broad at base, ovate or lanceolate, entire, acuminate, glabrous.</td></tr><tr><th>2</th><td>Foreign matter (%w/w)</td><td>Not>2.0</td><td>Nil</td><td>Nil</td><td>Nil</td></tr><tr><th>3</th><td>Total ash (% w/w)</td><td>Not>6.0</td><td>2.86 ± 0.34</td><td>5.37 ± 0.14</td><td>5.55 ± 0.07</td></tr><tr><th>4</th><td>Acid insoluble ash (%w/w)</td><td>Not>1.0</td><td>0.39 ± 0.13</td><td>0.78 ± 0.03</td><td>0.68 ± 0.05</td></tr><tr><th>5</th><td>Alcohol (60% v/v) soluble extractive (%w/w)</td><td>Not <10.0</td><td>6.27 ± 0.62</td><td>15.28 ± 3.29</td><td>16.84 ± 0.08</td></tr><tr><th>6</th><td>Water soluble extractive (% w/w)</td><td>Not <10.0</td><td>7.82 ± 1.34</td><td>15.96 ± 1.45</td><td>22.44 ± 0.40</td></tr><tr><th>7</th><td>Total bitter content (%w/w)</td><td>Not <1.30</td><td>2.15 ± 0.42</td><td>3.95 ± 0.17</td><td>4.57 ± 0.00</td></tr><tr><th>8</th><td>Swertiamarin content (% w/w)</td><td>–</td><td>0.002 ± 0.00</td><td>0.22 ± 0.02</td><td>0.27 ± 0.007</td></tr></tbody></table>
Table 1 in Ex-situ cultivation at lower altitude and evaluation of Swertia chirayita, a critically endangered medicinal plant of Sikkim Himalayan region, India
<p><b>Table 1</b> Dry biomass of <i>Swertia chirayita</i> mature plant from niche environment and one-year-old <i>ex-situ</i> cultivated plant at the lower altitude.</p><table><tbody><tr><th>S. no.</th><th>Growth stages</th><th>Yield (g per sq. m)</th><th></th></tr></tbody><tbody><tr><th></th><td></td><td>Root</td><td>Stem</td><td>Leaves</td></tr><tr><th>1</th><td>Mature plant from niche environment (3–6 plants with average of 4.8 plants per square meter)</td><td>10.27 ± 5.53</td><td>84.86 ± 28.26</td><td>33.78 ± 10.77</td></tr><tr><th>2</th><td>One-year-old plant cultivated at out of niche environment (40–45 plants with average of 43 plants per square meter)</td><td>Not harvested</td><td>Not formed</td><td>28.15 ± 6.59</td></tr></tbody></table>
FIGURE 1. A in Swertia drassensis, a new species from Drass, Ladakh Himalaya
FIGURE 1. A–—Map showing distribution of Swertia drassensis in Ladakh Himalaya.
De novo Assembly and Characterization of Swertia japonica Transcriptome for the Identification of Candidate Genes Involved in the Biosynthesis of Therapeutic Metabolites
GEO Series GSE80057. Swertia japonica. 2 samples. Type: Expression profiling by high throughput sequencing.
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