scholarly journals Digital Twins for Tissue Culture Techniques—Concepts, Expectations, and State of the Art

Processes ◽  
2021 ◽  
Vol 9 (3) ◽  
pp. 447
Author(s):  
Johannes Möller ◽  
Ralf Pörtner

Techniques to provide in vitro tissue culture have undergone significant changes during the last decades, and current applications involve interactions of cells and organoids, three-dimensional cell co-cultures, and organ/body-on-chip tools. Efficient computer-aided and mathematical model-based methods are required for efficient and knowledge-driven characterization, optimization, and routine manufacturing of tissue culture systems. As an alternative to purely experimental-driven research, the usage of comprehensive mathematical models as a virtual in silico representation of the tissue culture, namely a digital twin, can be advantageous. Digital twins include the mechanistic of the biological system in the form of diverse mathematical models, which describe the interaction between tissue culture techniques and cell growth, metabolism, and the quality of the tissue. In this review, current concepts, expectations, and the state of the art of digital twins for tissue culture concepts will be highlighted. In general, DT’s can be applied along the full process chain and along the product life cycle. Due to the complexity, the focus of this review will be especially on the design, characterization, and operation of the tissue culture techniques.

2015 ◽  
Vol 77 (24) ◽  
Author(s):  
Siti Suhaila A. Rahman ◽  
Norwati Muhammad ◽  
Nor Hasnida Hassan ◽  
Haliza Ismail ◽  
Nazirah Abdullah ◽  
...  

Neolamarckia cadamba (kelempayan) is a multipurpose and fast growing timber species. The tree is grown for timber, paper-making and as ornamental plant. It is reported that its barks and leaves possesed medicinal values and its flowers are used in perfumes. The species is also known to be suitable for plywood, packing case, toys and short-fibred pulp. Therefore, mass production of high quality planting material of N. cadamba is important to support plantation program of this species. Here we presented mass production of N. cadamba through tissue culture techniques. Nodal segments derived from in vitro germinated seeds were used and induced direct organogenesis to produce shoots and roots using MS media (1962) and plant growth regulators (BAP and IBA) that are relatively cheaper than previously used methods. The tissue culture technique of N. cadamba developed may help in ensuring supply of planting materials that are feasible for commercial plantation purposes.


2018 ◽  
Vol 10 (3) ◽  
pp. 484-490 ◽  
Author(s):  
Zulkarnain Zulkarnain ◽  
Neliyati Neliyati ◽  
Eliyanti Eliyanti

Pineapple propagation by lateral shoots, suckers or crowns is often confronted with limited number of regenerated seedlings and high diversity in flowering and fruit formation. In order to solve this problem, this study offer an alternative method by using tissue culture techniques. This study aimed to determine the effect of growth regulators on plantlet regeneration from bud slicing of pineapple cv. Tangkit. Four levels of 2.4-D (0.0, 0.001, 0.01 and 0.1 ppm) in combination with BA (0.0, 0.1, 1.0 and 10.0 ppm) were tested on solid MS medium. Cultures were incubated in total darkness for a week followed by transfer to 16-hour photoperiod. Results showed that explants treated with 2,4-D and/or BA succeeded in regenerating adventitious shoots. Average leaf number did not differ significantly among treatments (P = 0.60). Highest leaf number (2.99 ± 0.23) was obtained on medium with 0.01 ppm 2,4-D without BA, followed by 0.1 ppm 2,4-D without BA (2.85 ± 0.33). Meanwhile, roots were only formed on medium with 0.1 ppm 2.4-D without BA (4.2 ± 0.37 per shoot). Thus, complete plantlets were regenerated only on medium supplemented with 0.1 ppm 2,4-D without BA. The growth of plantlets was relatively uniform, and plantlet acclimatization succeeded 100% on Jiffy pots. The finding of optimum concentration of 2.4-D and BA in this study is important to develop standard protocol for in vitro propagation of pineapple cv. Tangkit. Thus, the benefit of producing seeds in large quantities and relatively uniform in growth is made possible through tissue culture technique.


2021 ◽  
Vol 21 (1) ◽  
pp. 54-57
Author(s):  
Dyah Nuning Erawati ◽  
Yusriatul Mawaddah ◽  
Siti Humaida ◽  
Irma Wardati

Vanilla has a potential to be developed through tissue culture techniques to anticipate the limitations of the parent plant as a source of planting material. The in vitro propagation ability of vanilla shoots needs to be controlled with the regulation of Kinetin and Benzyl Amino Purines. The interests of this study are 1) analysis of the response of vanilla explants at several Kinetin concentrations; 2) analysis of the response of vanilla explants at several concentrations of BAP and 3) analysis of the interaction of Kinetin and BAP on the response of vanilla explants to form shoot multiplication. The research was conducted at the Tissue Culture Laboratory Politeknik Negeri Jember from June to December 2020 using a factorial Completely Randomized Design (CRD). Factor 1 was the Kinetin concentration of 0.0, 1.0, 2.0 mg.L-1 and the second factor was the concentration of BAP 0.5, 1.5, 2.5 mg.L-1. The results proved that the fastest shoot multiplication occurred on MS medium + Kinetin 2 mg.L-1 with a mean of 8.7 days after inoculation. The mean number of shoots was 7.6 shoots/explant with the highest average wet weight of 0.9 grams/explant at the addition of BAP 1.5 mg. L-1 at measurement 70 days after inoculation.


Jurnal BIOMA ◽  
2014 ◽  
Vol 10 (1) ◽  
pp. 34
Author(s):  
Febrina Ariyanti ◽  
Christiani Tumilisar ◽  
Rossa Yunita

Abstract Cashew (Anacardium occidentale L.) is a plant with high economic value. Conventional propagation of this plant still has obstacles, so an alternative techniques using tissue culture could be tried. One of the factors that determine the success of tissue culture techniques is the type and concentration of growth regulators was used. Growth regulator which have effect on shoot elongation is a cytokinin and gibberellin, this research tried to investigate the influence of combination cytokinin and gibberelin on in vitro shoot elongation of cashew. This research was conducted at BB-Biogen, Bogor on June-November 2010. The method in this research was to design experimental method with completely randomized design. The result was cytokinin could increase the length of shoots and quantity of shoots very well until 4 cm and quantity of shoot for 5. With the most effective cytokinin is zeatin of 5 mg/l.   Key words: Anacardium occidentale L., cytokinin, elongation of shoots, gibberelin


2018 ◽  
Vol 4 (2) ◽  
pp. 60
Author(s):  
Asgar Taiyeb ◽  
Baharuddin Baharuddi

One of problems in the Jabon propagation is the availability of seeds both quality and quantity. Tissue culture technology is one of the alternatives that can be used for the supply of  Jabonseeds to produce organs of plants (buds, leaves, roots). The success of plant tissue culture techniques is determined by the condition of explants, a supportive environment and the addition of growth regulators are expected to provide a response to the cultured explants. This study aimed to know the effect of Benzyl Amino Purine (BAP) and Indole Acetic Acid (IAA) to  in vitro multiplication of Jabon. This research conducted at the Laboratory of Forestry Sciences, Faculty of Forestry, University of Tadulako from March to May 2015. Using a completely randomized design with treatments: 0.1 mg / l IAA + 1 mg / l BAP (JB1), 0.1 mg / l IAA + 1.5 mg / l BAP (JB2), 0.1 mg / l IAA + 2 mg / l BAP ( JB3) and 0.1 mg / l IAA + 2.5 mg / l BAP (JB4). Each treatment was repeated three times to obtain 12 experimental units. The results showed that the difference in response Jabon of treatment tested was the highest number of buds and leaves were in the media added 0.1 mg / l IAA + 1.5 mg / l BAP. Furthermore, the formation of callus obtained in media which added 0.1 mg / l IAA + 1 mg / l BAP.


HortScience ◽  
1996 ◽  
Vol 31 (4) ◽  
pp. 695b-695
Author(s):  
Freddi A. Hammerschlag ◽  
Ghazala Hashmi ◽  
Robin Huettel ◽  
Dennis Werner ◽  
David Ritchie

One approach for obtaining useful genetic variation is to select for somaclonal variants generated by tissue culture techniques. Increased levels of resistance to bacterial leaf spot (Xanthomonas campestris pv. pruni) have been observed in toxin-selected and unselected peach regenerants in vitro, in the greenhouse and under field conditions. Peach regenerants have also demonstrated increased levels of bacterial canker (Pseudomonas syringae pv. syringae) and root-knot nematode (Meloidogyne incognita) resistance. Random amplified polymorphic DNA (RAPD) primers have been used to study genetic variation at the DNA level among the somaclonal variants. Sixty RAPD primers (10-mers) were screened and 10 proved useful as markers to detect polymorphisms, thus establishing a genetic basis for somaclonal variation. These studies demonstrate the feasibility of using tissue culture techniques to generate fruit trees with increased levels of disease resistance.


Kultivasi ◽  
2020 ◽  
Vol 19 (1) ◽  
pp. 1083
Author(s):  
Agung Rahmadi ◽  
Noladhi Wicaksana ◽  
Bambang Nurhadi ◽  
Erni Suminar ◽  
Siti Rakhmah Tenrisui Pakki ◽  
...  

Sari. Durian ‘Kamajaya’ merupakan salah satu jenis durian lokal yang keberadaanya hampir punah sehingga perlu dilakukan konservasi, salah satunya yaitu dengan perbanyakan menggunakan kultur jaringan. Permasalahan yang muncul dalam kultur jaringan durian ini salah satunya adalah metode sterilisasi. Penelitian ini bertujuan untuk memperoleh metode sterilisasi yang tepat untuk perbanyakan tanaman durian ‘Kamajaya’ secara in vitro. Penelitian ini dilaksanakan di Laboratorium Kultur Jaringan Teknologi Benih, Fakultas Pertanian, Universitas Padjadjaran, sejak bulan Mei sampai September tahun 2019. Eksplan yang digunakan adalah tunas muda dari tanaman durian ‘Kamajaya’ yang berasal dari Cimahi. Sterilisasi untuk inisiasi dengan teknik kultur jaringan menggunakan kombinasi air mengalir, detergen, fungisida, bakterisida, alkohol 70%, antiseptik PCMX 10%, surfaktan polysorbate 3 tetes per liter, antiseptik povidone-iodine, clorox (10% dan 20%)  dan HgCl2 0,1%. Hasil penelitian menunjukan bahwa Sterilisasi tunas muda durian ‘Kamajaya’ dengan menggunakan air mengalir, perendaman dalam detergen selama 10 menit, perendaman dalam fungisida selama 10 menit, perendaman dalam clorox 20% + surfaktan polysorbate 3 tetes per L selama 20 menit, perendaman dalam clorox 10% selama 10 menit, serta perendaman dalam HgCl2 0,1% selama 1 menit memiliki presentase kontaminasi terendah yaitu 20 % dan presentasi hidup tertinggi yaitu 80 %.Kata kunci:  Durian ‘Kamajaya’ ∙ Kultur jaringan ∙ Sterilisasi Abstract. Durian 'Kamajaya' is a type of local durian that is almost extinct. Tissue culture is one of the methods that can be used as a plant conservation. However, many problems arise in Durian tissue culture, one of which is the sterilization method. The objective of this study was to obtain an appropriate in vitro sterilization method for the multiplication of Durian 'Kamajaya'. The research was conducted at the Laboratory of Tissue Culture, Faculty of Agriculture, Padjadjaran University, from May to September 2019. The durian buds were used as plant explant sterilized for initiation with tissue culture techniques using different sterilization methods as following running water, detergent, fungicides  , bactericide, alcohol 70% , PCMX antiseptic 10%, polysorbate surfactant 3 drops per L,  clorox (10% and 20%), and  HgCl2 0.1%. The results showed that the sterilization of Durian 'Kamajaya' using water flow + soaking in detergent for 10 minutes +  fungicide for 10 minutes + Clorox 20% and polysorbate surfactant 3 drops per L for 20 minutes + Clorox 10% for 10 minutes + HgCl2 0.1% for 1 minute gave the lowest percentage of contamination (20%) and the highest life presentation(80%).Keywords: Durian 'Kamajaya' ∙ Tissue culture ∙ Sterilization


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