Dark incubation of shoot tips in vitro
Shoot tips on recovery media were maintained for one day in dark at 26 ± 1 °C followed by transferring to fresh regrowth medium (no filter paper) on plates wrapped in alfoil to maintain dark conditions for 2 weeks before placing in a growth room at 26 ± 1 °C. Sub-culture onto fresh regrowth … See more In vitro mature shoot cultures of avocado (Persea americana Mill.), cvs ‘Velvick’ and ‘Reed’, were grown in a culture room at 26 ± 1 °C with a photoperiod of 16 h (Hiti-Bandaralage 2024; … See more Apical shoot tips of 1.5 × 1.5 mm in size (leaving the last 2 leaf primordia intact) were excised from 2-week-old pre-treated donor plants under a … See more Stock cultures of cvs ‘Velvick’ and ‘Reed’ were submitted to two separate pre-treatments for a period of 2 weeks; (1) high sucrose 0.3 M for cv ‘Velvick’ and (2) cold incubation at … See more After excision, the liquid incubation medium was replaced with loading solution [2 M glycerol + 0.4 M sucrose, 100 mg L−1 ASA, pH … See more Webwith 0-5 mg I-1 IBA in the dark, transfer of treated shoots to hormone-free half-strength MS medium and incubation under 24-h light. Regenerated plants were established …
Dark incubation of shoot tips in vitro
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WebSep 1, 2024 · Pre-treatments and assessing their impact on in vitro flowering and stilbene contents After identifying the optimal medium, the explants were subjected to pre-treatments such as incubation in the dark and prechilling process. The explants were incubated in the dark for 6 h, 12 h, 18 h, and 24 h. WebApr 21, 2024 · Shoot regeneration from leaf explants was the most effective when the explants were placed abaxial side down onto the medium and were subjected to a pre-treatment of 3 weeks in darkness. Conclusions An optimized regeneration system for M. sieversii that allowed regeneration within 2–3 months developed.
WebMar 31, 2015 · For the in vitro rooting experiments, the highest rooting rate (54.2%), root length (10.5 mm) and root number (2.5) were obtained from 10 days dark treatment on …
WebHere, we review the molecular process of shoot induction in a two-step regeneration protocol and focus on the role of auxins and cytokinins. First, during incubation on an … WebOct 1, 2024 · The objectives of our study were (1) optimization of in vitro regeneration of stevia, (2) optimization of Agrobacterium -mediated genetic transformation of stevia with herbicide tolerant bar...
WebJun 3, 2011 · After the initial dark culture period, shoots or plants were transferred to 50-ml glass tubes (Kimble, Vineland, NJ; 22 × 150 mm, borosilicate glass) containing 10 ml of slanted MS-¼N medium with 1 g l −1 activated charcoal (Taipei Chemical Industry Co., Hsinchu, Taiwan) without any plant growth regulators, and the tubes were covered with …
WebApr 21, 2024 · Shoot regeneration from leaf explants was the most effective when the explants were placed abaxial side down onto the medium and were subjected to a pre-treatment of 3 weeks in darkness. Conclusions An optimized regeneration system for M. sieversiithat allowed regeneration within 2–3 months developed. philippine consulate hong kong renew passportWebJan 13, 2024 · This study was carried out to optimize a reliable method for in vitro cryopreservation of shoot apices and callus cultures of globe artichoke using dimethylsulfoxide (DMSO) and Plant Vitrification Solutions 2 … philippine consulate ho chi minh cityWebMay 10, 2024 · Clonal in vitro shoot cultures of avocado (Persea americana Mill.), cvs ‘Velvick’ and ‘Reed’, were grown in vitro, in a culture room at 26 ± 1 °C with a … trumbull county ohio clerk of courts recordsWebSep 10, 2024 · An efficient shoot regeneration method using diploid strawberry leaf explants was conducted on 1/2MS + 1/2B 5 medium that contained 2.0 mg L −1 TDZ over 14 days of dark culture; this induced... philippine consulate hong kong officeWebFeb 3, 2005 · The highest efficiency of shoot formation was observed with a 20-day culture in the dark on WPM containing 4.54 μ M TDZ and 2.85 μ M indoleacetic acid (IAA). The … philippine consulate houston addressWebSep 9, 2024 · Plant material and culture conditions. In vitro shoot culture clones were initiated from axillary buds of 2-mo.-old (5B, FS-104, 138) or 3-yr-old (P3) beech seedlings (one clone per seedling) as previously described (Vieitez et al., 1993). These were maintained by sequential subculturing of shoot tips and basal shoot segments (10 mm … philippine consulate in atlantaWebSeeds are peeled eliminating the outer and inner seed coats (Fig. 1a), surface sterilized, and cultured in tubes containing 25 ml of the plant cell culture salt solution of Murashige and Skoog... philippine consulate hawaii passport renewal