WO2005036953A1 - 植物形質転換方法およびそれに用いる植物形質転換用器具 - Google Patents
植物形質転換方法およびそれに用いる植物形質転換用器具 Download PDFInfo
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- WO2005036953A1 WO2005036953A1 PCT/JP2004/015242 JP2004015242W WO2005036953A1 WO 2005036953 A1 WO2005036953 A1 WO 2005036953A1 JP 2004015242 W JP2004015242 W JP 2004015242W WO 2005036953 A1 WO2005036953 A1 WO 2005036953A1
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- plant
- microporous body
- transformation
- microporous
- seeds
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
- C12N15/09—Recombinant DNA-technology
- C12N15/63—Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
- C12N15/79—Vectors or expression systems specially adapted for eukaryotic hosts
- C12N15/82—Vectors or expression systems specially adapted for eukaryotic hosts for plant cells, e.g. plant artificial chromosomes (PACs)
- C12N15/8201—Methods for introducing genetic material into plant cells, e.g. DNA, RNA, stable or transient incorporation, tissue culture methods adapted for transformation
- C12N15/8202—Methods for introducing genetic material into plant cells, e.g. DNA, RNA, stable or transient incorporation, tissue culture methods adapted for transformation by biological means, e.g. cell mediated or natural vector
- C12N15/8205—Agrobacterium mediated transformation
Definitions
- Plant transformation method and plant transformation instrument used therefor Plant transformation method and plant transformation instrument used therefor
- the present invention relates to a plant transformation method, a plant transformation instrument and a plant transformation system, and more particularly, to a plant transformation by a particle gun method or an in-planta method. It relates to preferred methods, instruments and systems. Further, the present invention relates to a method for selecting a plant having a heterologous gene of a parent transformed plant.
- Non-Patent Document 1 Bechtold N, Ellis J, Pelletier (1993) In planta Agrobacterium mediated gene transfer by infiltration of adult Arabidopsis thaliana plants. C.R.Acad. Sci. Paris, Life Sciences 316: 1194—1199.
- Non-Patent Document 2 "Model Plant Laboratory Manual”, edited by Masaaki Iwabuchi, Kiyotaka Okada, Isao Shimamoto, Springer 'Fairlark Tokyo Co., Ltd., published on April 13, 2000
- the experiment efficiency was low.
- the culture soil is also immersed in the transformation solution, impurities are mixed in the solution, or the culture soil is infiltrated with the solution. Troubles, such as failures.
- the vacuum infiltration method is used among the in-planter methods, the number of plants that can be treated in one operation is limited because the volume of the decompression chamber used is also limited.
- a special space is required for the acclimatization treatment after the transformation, and a mistake tends to occur in the management of the plant until flowering and fruiting.
- selection of a plant having a heterologous gene of a parent transgenic plant is usually carried out by checking the presence or absence of a drug resistance gene to be introduced simultaneously with the heterologous gene, so that the seed contains the drug. It is performed by determining whether or not it has the ability to germinate or grow on the selection medium.After that, the grown plants are replanted in the culture soil. Each time, a complicated operation of transferring a plant seed or a plant to a different selection medium is required, and roots are cut off when the plant is replanted from the selection medium to the culture soil. Furthermore, in the conventional selection method, when a plant is transferred between a plurality of selection media or under the condition of normal conditions for selection, stress due to rapid environmental changes may be applied when transferring to normal growth conditions. , Desirable,.
- the inventors of the present invention have conducted intensive studies in view of the above-described problems, and as a result, have grown a plant for transformation using a microporous body and directly subjected to transformation by an in-planter method.
- the present inventors have found that the above problem can be solved by germinating and growing seeds obtained from a transformed plant on a microporous body immersed in a selection medium, thereby completing the present invention.
- the seeds of the plant are germinated and grown on the surface of the microporous body, and the plant seeds lose the nutrient water retained by the communication holes of the microporous body. Grow by absorbing from the surface of the microporous body;
- It is intended to provide a plant transformation method comprising applying a carrier solution holding a gene for transformation to a plant grown on the surface of the microporous body and transforming the carrier by an in-planter method.
- the plant grows by absorbing nutrient water supplied by the microporous body, environmental management such as irrigation is not required for a long time. Further, since no soil is required, the occupied area per plant can be kept small, and a large number of plants can be efficiently grown and efficiently subjected to transformation. In addition, since it is possible to grow independently in one plant unit, it is possible to conduct an experiment in which a plant body having a uniform growth degree is selected and subjected to transformation. In addition, since a fluid medium such as soil is not used, a rigorous experiment can be performed without introducing impurities into a transformation solution that is easy to handle.
- the conventional method requires operations such as squeezing out the carrier solution from the viewpoint of infiltration of the carrier solution into the soil at the time of transformation and biological containment.
- the microporous body is filled with nutrients and water, which may cause stress on the body. This eliminates the need for operations such as squeezing the carrier solution, which makes it difficult for microorganisms and the like to invade the microporous body, thereby improving the efficiency of experiments and work and eliminating stress on the plant.
- the microporous material is biologically contained.
- sterilization must be carried out in a limited space such as an autoclave, but in this case, the treatment can be carried out efficiently for the reasons described above.
- the ability to interfere with nutrients and water is low, and the microporous material that does not contain growth-inhibiting components allows plants to grow with high activity (growth power) and can maintain a certain nutrient and water content.
- growth power growth power
- the effect of the components to be contained can be directly exerted on the plant.
- the plants are grown independently, physical contact between the plants can be minimized, and the plants can be protected from such physical stress.
- the present invention also provides the method for transforming a plant according to the first aspect, wherein the in-planter method is a vacuum infiltration method in the second aspect.
- the transformation efficiency of the plant in the first aspect can be further increased.
- the plurality of microporous bodies are detachably held by holding means;
- Plant seeds are sown on the surface of each microporous body, and the plant seeds germinate by absorbing the nutrient water retained by the communication holes inside the microporous body from the surface of the microporous body. Then;
- the present invention also provides the method for transforming a plant according to the third aspect, wherein the in-planter method according to the fourth aspect is a vacuum infiltration method.
- the transformation efficiency of the plant in the third aspect can be further increased.
- a microporous body having a plant that has grown to a stage suitable for transformation is selected by applying only one microporous body.
- a method for transforming a plant according to the third or fourth aspect which comprises carrying the transformant while retaining it in a retaining means.
- the growth stages of the plants to be transformed can be made uniform, so that it is possible to carry out experiments using more strictly transformed plants. it can.
- the carrier solution is sprayed and the carrier solution is applied only to a part of the plant through the opening.
- the carrier solution is applied only to a target portion of the plant. be able to.
- the present invention also relates to a seventh aspect, wherein the plant is Arabidopsis thaliana, and a part of the plant is a flower bud that has been pulled out.
- a method for transforming a plant according to the sixth embodiment is provided.
- a faster and more efficient experiment can be performed on a plant that is currently being actively studied using transformation.
- the plant seeds will not germinate or grow
- seeds or plants having heterozygous genes can be easily selected for multiple selections simply by changing the nutrient water for selection for immersing the microporous body.
- the roots of the grown plants are not cut because they do not need to be replanted in the culture soil, and the nutrient water for selection gradually increases in the microporous body even when subjected to different selections. Therefore, the seeds or plants are not stressed by sudden environmental changes, and plants harboring the heterologous gene of the parent transgenic plant and the seeds obtained from the plants are strictly and simply and Faster 'can be selected efficiently.
- the present invention provides the method according to the ninth aspect, wherein the plant seed having the resistance gene to the first selection agent obtained in the eighth aspect is sowed on the surface of the microporous body, In addition, the plant seed absorbs one or more selection agents or nutrients different from the first selection agent held by the communication holes inside the microporous body from the surface of the microporous body. At least one step of confirming that germination or growth has occurred and that a resistance gene to the selection drug different from the first selection drug is included, or that the trait of the gene to be introduced can be expressed as a phenotype.
- the present invention provides a method for selecting a plant having a heterologous gene of a parent transgenic plant, characterized in that the method is performed more than once.
- the parent transformant strictly possesses the heterologous gene of the object, and expresses it by expressing it You can select plants.
- a microporous body for germinating and growing a plant seed on a surface having a communication hole for retaining nutrient water, and covering a plant having an opening
- the plant seeds germinate and grow by absorbing the nutrient water retained by the communication holes of the microporous body by absorbing the surface force of the microporous body.
- the present invention provides a plant transformation instrument used directly in the transformation method according to the embodiment.
- the plants can be protected from damage or stress caused by contact between adjacent plants, It can reduce the mortality of the body and increase the efficiency of collecting plant seeds. In other words, it leads to improvement of transformation efficiency.
- the plant transformation according to the tenth aspect wherein the carrier solution is applied to only a part of the plant through the opening when spraying the carrier solution.
- Equipment
- the carrier solution can be more reliably and easily adhered to only the target site of the plant, and the carrier (eg, agropacterium) other than the target site can be attached. It can reduce excessive (unnecessary for genetic recombination) stress on the plant due to infection of the plant, and can suppress a decrease in the activity of the plant. Therefore, the efficiency of plant seed collection is improved, and more transformants can be obtained. In other words, the efficiency of the transformation operation can be improved.
- the carrier eg, agropacterium
- plant seed refers to a seed of a plant in an ungerminated state
- plant refers to a plant power after germination determined by a particle 'gun method or an in' planter method.
- a plant that has grown to a stage suitable for transformation is referred to as a “plant”, which means that these plant seeds and plants are included.
- transformation, object refers to a plant into which a heterologous gene has been introduced by the transformation method of the present invention or any other transformation method known in the art.
- heterologous gene includes any foreign gene intended to be introduced into a plant, a marker gene such as a drug resistance for screening transformed plants, and the like. It includes genes involved in plant morphogenesis, genes of specific enzymes, genes involved in the production of useful substances, and genes involved in disease resistance.
- carrier solution refers to a suspension of a carrier such as a bacterium or a virus containing a plasmid vector carrying a specific heterologous gene, which is capable of transforming a plant by the in-planter method.
- a carrier such as a bacterium or a virus containing a plasmid vector carrying a specific heterologous gene, which is capable of transforming a plant by the in-planter method.
- a suspension or homogenate for example, Agrobacterium tumefaciens (Agrobactenum tumefaciens no, "7 gulono, quarium 'Agrobacterium rhizogenes) suspensions and the like.
- osmotic pressure control Additives suitable for transformation of plants by the in-planter method such as stabilizers, pH adjusters, surfactants, and plant growth regulators, can be included.
- the transformation method by using the reduced pressure infiltration method of the in-planter method, the transformation efficiency of the plant can be further increased, and in that case, the same additive can be contained, Similar carriers can be used.
- upper end and lower end respectively refer to a part on which a microporous plant seed is placed and a part facing the same.
- the term “apply” refers to not only applying the carrier solution to the plant body by applying means such as a brush, but also spraying the carrier solution onto the plant body by spraying or the like. .
- FIG. 1 is a view showing a method conventionally used for transforming a plant by an in-planter method.
- FIG. 2 is a diagram showing a plant transformation system according to one embodiment of the present invention.
- FIG. 3 is a diagram showing a plant transformation system according to one embodiment of the present invention, in which a plurality of microporous bodies inserted into one holding means are installed in a storage tank.
- FIG. 4 is a partial cross-sectional view showing a microporous body provided with a nutrient supply unit according to one embodiment of the present invention.
- FIG. 5 is a view showing a plant transformation system according to one embodiment of the present invention in which a plurality of microporous bodies are fitted into a holding means having a tapered recess.
- FIG. 6 is a diagram showing a step of transforming a plant by an in-planter method using the plant transformation system of the embodiment of FIG. 5.
- FIG. 7 is a diagram showing a plant transformation system according to one embodiment of the present invention.
- FIG. 8 is a diagram showing a plant transformation system according to one embodiment of the present invention.
- FIG. 9 is a view showing a plant transformation device according to one embodiment of the present invention. Explanation of symbols
- the plant transformation device of the present invention corresponds to the microporous material and the carrier solution used in the plant transformation system of the present invention, the plant transformation system is mainly described here. To explain plant transformation equipment, plant transformation method and plant selection method
- FIG. 2 shows a microporous body (1) that germinates and grows plant seeds on its surface, where the microporous body is illustrated in a cylindrical form. After sufficient supply of nutrients and water, plant seeds are sown on the inner surface near the end to germinate and grow the plant seeds.
- the inside of the microporous body is composed of communication holes, and if nutrient is supplied to a part of the microporous body, nutrient water is supplied to the whole of the microporous body through the communication holes and held inside. .
- the seeds sown on the surface of the microporous body germinate and grow by absorbing the nourishment water retained inside the microporous body by the surface force of the microporous body.
- the transfer of nutrient water to the plant occurs based on the difference in the suction power between the nutrient and the microporous body, and between the microporous body and the plant, and the suction force at the contact point between the microporous body and the plant.
- the capillary force is recovered by the amount of the microporous body dried, and the microporous body absorbs and retains the nutrient water again, so that the nutrient water is always supplied to the plant without excess or shortage.
- plants that are susceptible to drying and wetness can be germinated and grown stably and easily.
- FIG. 2 shows a holding means (2) capable of detachably holding the plurality of microporous bodies (1), wherein the holding means (2) has a cylindrical shape.
- a hole (3) having a diameter substantially the same as the outer diameter of the microporous body is provided so that the microporous body can be detachably held.
- the part is provided with a taper (4) and a ring (5).
- the other ring (not shown) of the holding means (2) is passed through the lower end force of the microporous body, and the holding means (2) is clamped together with the ring (5) by passing the lower force.
- the holding means (2) of the porous body (1) can hold the porous body securely without being displaced, and the vertical positions of the plurality of plant bodies can be adjusted to a fixed position.
- These tapers and rings may have the same material strength as the microporous body (1), or may have the same material strength as resin, or may have a taper (4) and ring.
- the microporous body itself may be integrally molded into these shapes.
- the plant transformation system of the present invention comprises at least these microporous bodies and holding means.
- a part of the plurality of microporous bodies (1) inserted into the holes (3) of the holding means (2) as described above is stored in the storage tank (6).
- plant seeds are sown on the inner surface near the upper end of the microporous body (1) and the plant is seeded. Germinate by incubating under normal growth and growth conditions.
- the microporous body is stably installed on the holding means by substantially matching the size of the holding means (2) with the size of the storage tank (6).
- the plant in order to apply the carrier solution only to a specific part of the plant, the plant is shielded so that only the part is opened.
- Means can be provided, but in FIG. 3, the storage tank (6) serves as a shielding means and opens its upper surface so that the carrier solution is applied only to the upper part of the grown plant. Lateral force of the tank (6) The carrier solution can be sprayed.
- a microporous body (1) is provided with a nutrient and water supply means (9) together with a locking means (8), Nutrient water can also be indirectly supplied to the microporous body via the supply means.
- the locking means (8) is preferably made of a material having shrinkage and repulsion, such as foamed polystyrene, foamed polyurethane, foamed polyethylene, or a material such as polypropylene or polyethylene. It has a material and structure that can lock the nutrient and water supply means to the microporous body without lowering the performance.
- the nutrient and water supply means (9) has a material and shape that can supply nutrient and moisture to the microporous body even when the microporous body is suspended substantially vertically and the other end is immersed in the nutrient and moisture.
- it also has an open-cell foamed plastic such as a cord-shaped polyvinyl alcohol, or a fiber bundle such as a glass fiber, a carbon fiber, an acrylic fiber, and a nonwoven fabric.
- the microporous body (1) can be detachably held by press-fitting the lower end thereof.
- a plurality of microporous bodies held by the means (30) are shown, wherein the holding means is provided with a tapered recess (10), into which one end is press-fitted. Body (1) is retained. Also, by storing the nutrient water in the tapered recess (10) of the holding means (30), the nutrient water is directly supplied to the microporous body, and the microporous body (1) and the holding means (30) are supplied. ), A plant transformation system that is powerful.
- a plurality of microporous materials are removably press-fitted into the holding means and the nutrient water is dispensed into the tapered recess of the holding means (I). Seeding of plant seeds on the surface of each microporous material supplied to the whole ( ⁇ ), germination of plant seeds * Growth process ( ⁇ ), after a certain period, plants are divided into groups according to their growth stages
- the method includes a step (IV), a step (V) of selecting only a group suitable for transformation, and a step (VI) of applying a carrier solution to the plants of the selected group to transform.
- a mode using the above-mentioned tapered concave portion as the holding means is shown!
- the holding means can hold a plurality of microporous bodies
- the form of the shift is as follows. It may be.
- a shielding means is provided on the microporous body during the step (I) and the carrier solution is sprayed at the time of the application in the step (VI), and the carrier solution is applied only to a specific part of the plant. May be applied.
- the plant can be placed under reduced pressure conditions to increase the carrier infection efficiency.
- the transformed plant can be confirmed by any method well-known to those skilled in the field of genetic engineering.
- a certain drug selection marker is previously used as a carrier. Seeds obtained from the plants are selected for their ability to grow on a medium containing the drug, and then the selected plants are crossed, and the seeds are collected and grown. Finally, the expression of the heterologous gene for the purpose of introduction (plant morphology, enzymatic activity, production of specific substances, disease resistance, etc.) can be confirmed.
- the microporous body used in the present invention can be any one that can supply and retain nutrient water that has come into contact with a part of the microporous body through the internal communication hole as described above.
- water absorption capable of holding 0.05 to 0.5 (weight Z weight) times, preferably 0.05 to 0.3 times, more preferably 0.1 to 0.2 times water at 20 ° C is usually used.
- a microporous body having a porosity (volume Z volume) of preferably 0.1 to 0.4, more preferably 0.2 to 0.3 is preferable.
- Such a microporous material is prepared by kneading a non-metallic inorganic solid material such as No. 10 soil, porcelain No. 2 soil (Shiroyama Cerapot Co., Ltd.), Murakami clay (produced in Niigata Prefecture) or the like according to a usual method.
- the non-metallic inorganic solid raw material when the non-metallic inorganic solid raw material is made into a microporous material that is microporous and easily absorbs and releases moisture, for example, it contains 50 to 60% by weight of petalite, alumina, and the like. It is preferable to bake.
- the Bae Taraito usually 70 to 90 wt%, preferably 75 - 85 weight 0/0, more preferably 75 - 80 weight 0/0 of SiO, usually 10- 20
- Wt% preferably 12-18 wt%, more preferably 15-17 wt% Al 2 O 3,
- 0.1-0.5 wt% preferably 0.2-0.5 wt%, more preferably 0.3-0.45 wt% 1 ⁇ 0, and usually 0.5-2 wt%, preferably 0.7-1.8 wt%, more preferably 0.8-1.
- the non-metallic inorganic solid raw material may contain a powdered inorganic foam.
- the microporous body used in the present invention may be made of a nonmetallic inorganic material whose strength does not substantially decrease even when water is absorbed.
- Examples of the method for molding the nonmetallic inorganic solid raw material include molding methods known in the art, such as injection molding, extrusion molding, press molding, potter's wheel molding, etc. 1S Especially mass production and cost reduction Extrusion molding is preferred. In addition, drying after molding can be performed using ordinary methods and conditions known in the art. Subsequent firing of the molded body is not particularly limited as long as it is a condition and method usually performed.For example, it is possible to select, for example, oxidizing firing in which a desired pore is easily obtained. 1000 ° C-2000 ° C, preferably 1100 ° C-1500 ° C, more preferably 1150-1300 ° C, most preferably around 1200 ° C. If the sintering temperature of the nonmetallic inorganic solid raw material is lower than 1000 ° C, the sulfur component tends to remain, while if it exceeds 2000 ° C, the desired water absorption cannot be obtained.
- examples of a method for molding a microporous body made of an open-cell plastic foam include methods such as melt foam molding, solid phase foam molding, and cast foam molding. Processes include melt kneading, unfoamed sheet molding, heat foaming or pressing. Foaming, cooling, cutting and kneading.
- solid-state foam molding a polymer is foamed in or near a solid phase.
- casting foam molding a liquid raw material (monomer or oligomer) is cast in the air while reacting in the air to foam.
- a foaming agent is generally used in order to foam a continuous foam type plastic foam.
- the microporous body can be formed in a shape of! / ⁇ depending on the type of the target plant and the use conditions, but is preferably cylindrical, flat, columnar, or bottomed.
- the shape may be a cylindrical shape, a columnar body having a honeycomb-shaped cross section, or a cylindrical shape having a polygonal cross section (for example, a hexagonal cylinder or a square cylinder).
- the holding means used in the present invention holds the microporous body by means of fitting or press-fitting, applies the carrier solution to the plant body as described above, and performs the in-planter method.
- the material and the shape may be different, but preferably, as described above, a plate-like polystyrene foam having holes or tapered recesses, foamed polyethylene, The foamed polyurethane power can also be higher.
- the holding means is preferably made of a material having elasticity and capable of repeatedly holding the microporous body in a detachable manner.
- the holding means for holding the microporous body is moved to a predetermined position by another transporting means (not shown). It is also contemplated that the carrier solution is applied to a plurality of plants almost simultaneously by the application means.
- the holding means used in the present invention can be a holding means (40) having a partially cylindrical concave portion to which a microporous body can be laterally mounted as shown in FIG.
- the carrier solution can be applied almost simultaneously to a plurality of plants by the holding means fitted with the microporous body.
- the holding means used in the present invention can be holding means (60) for holding the side portions of a plurality of microporous bodies.
- the holding means of this embodiment is provided with a wavy hook that can be held so that the microporous body (1) does not fall off.
- the holding means of this embodiment has wings (21) that reduce the labor for supporting the microporous body and that can be placed on the side wall of the storage tank when immersing the plant in nutrient water. Is provided. Further, in the present invention, as shown in FIG.
- the surroundings of the plants grown on the microporous body to a stage suitable for the transformation by the in ′ planter method are covered with a shielding means such as a sleeve (24). ).
- a shielding means such as a sleeve (24).
- the shielding means can be easily handled alone even when a plurality of microporous bodies and plants are arranged at high density, and can protect plants from damage due to contact between adjacent plants. .
- the leaves of adjacent plants will adhere to each other, which may damage the leaves when handled alone, or damage the adjacent plants due to vibration during transportation. However, it can be prevented by covering with a shielding means such as a sleeve.
- the shielding means may be of any shape and material as long as it can cover the periphery of the plant! / Those made of a plastic film such as a cellophane film are more preferable.
- the sleeve may be fixed to the holding means with a string, rubber band, or the like, in addition to the upper part of the microporous body as shown in FIG.
- examples of plants to be subjected to the plant transformation system of the present invention are not particularly limited as long as they can be transformed by an in-planter method or a vacuum infiltration method.
- dokuzerimodoki (Ammi majus), onion (Allium cepa),-, snowy (Allium sativum), celery (Apium graveolens), Z snow ⁇ fu gas (Asparagus officinalis), Ansai (Beta vulgaris), Caliphwa ⁇ ⁇ ( Botrytis, Brassica oleracea var.gemmifera, Cabbage (Brassica oleracea var.
- the nutrient water used in the present invention is water or nitrate nitrogen, ammonia nitrogen, phosphorus, potassium, calcium, magnesium, iron and manganese, copper, zinc, molybdenum necessary for germinating and growing plant seeds.
- vitamins such as thiamine, pyridoxine, nicotinic acid, piotin and folic acid, natural substances such as coconut milk, casein hydrolyzate and yeast extract, and glutamic acid, aspartic acid and alanine.
- Contains plant growth regulators such as nitrogen source, auxin, cytoforce, gibberellin, carbon sources such as glucose, sucrose, fructose, and maltose; antibiotics such as kanamycin and hygromycin; and pesticides such as nosta. It is an aqueous solution.
- in ′ planter method and the reduced pressure infiltration method used in the present invention are described, for example, in Bechtold N, Ellis J, Pelletier (1993) In planta Agrobactenum mediated gene transfer by infiltration of adult Arabidopsis thaliana plants.CR Acad. Sci. Paris, Life sciences 316: 1194-1199. And "Model Plant Laboratory Manual”, edited by Masaaki Iwabuchi, Kiyotaka Okada, Isao Shimamoto, Springer 'Fairlark Tokyo K.K., published on April 13, 2000 be able to.
- a plant grown on the microporous body according to the present invention is prepared in a form suitable for transformation, and then a carrier solution for transformation is applied thereto to apply a vacuum.
- a carrier solution for transformation is applied thereto to apply a vacuum.
- the plants are grown under appropriate acclimatization conditions, and transformants are selected on a medium containing an antibiotic or the like by a conventional method, and seeds and the like can be harvested if desired.
- the present invention also provides a method for plant transformation, a device for plant transformation, a system for plant transformation, and a method for selecting a plant seed and a plant having a heterologous gene from a parent transformed plant.
Abstract
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US8642839B2 (en) | 2009-06-11 | 2014-02-04 | Syngenta Participations Ag | Method for the transient expression of nucleic acids in plants |
CN111876439A (zh) * | 2020-05-20 | 2020-11-03 | 北京林业大学 | 一种农杆菌介导真空侵染木豆的高效遗传转化方法 |
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WO2003042352A1 (fr) * | 2001-11-16 | 2003-05-22 | Phytoculture Control Co., Ltd. | Appareil et procede de culture d'un organisme |
WO2003086053A1 (fr) * | 2002-04-15 | 2003-10-23 | Phytoculture Control Co., Ltd. | Systeme de transformation de plantes |
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2004
- 2004-10-14 TW TW093131185A patent/TW200516147A/zh unknown
- 2004-10-15 AR ARP040103742 patent/AR046546A1/es unknown
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WO2003042352A1 (fr) * | 2001-11-16 | 2003-05-22 | Phytoculture Control Co., Ltd. | Appareil et procede de culture d'un organisme |
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US8642839B2 (en) | 2009-06-11 | 2014-02-04 | Syngenta Participations Ag | Method for the transient expression of nucleic acids in plants |
US9862960B2 (en) | 2009-06-11 | 2018-01-09 | Syngenta Participations Ag | Method for the transient expression of nucleic acids in plants |
CN111876439A (zh) * | 2020-05-20 | 2020-11-03 | 北京林业大学 | 一种农杆菌介导真空侵染木豆的高效遗传转化方法 |
CN111876439B (zh) * | 2020-05-20 | 2022-04-12 | 北京林业大学 | 一种农杆菌介导真空侵染木豆的高效遗传转化方法 |
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AR046546A1 (es) | 2005-12-14 |
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