Plant living cell capture and control device and method based on optical fiber probe

An optical fiber probe, a technology for living plants, applied in the field of optics, can solve problems such as huge optical systems, organelle manipulation, limited penetration depth of optical tweezers, etc., to achieve the effect of coordinating cell functions and promoting communication

Inactive Publication Date: 2019-02-12
JINAN UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The object of the present invention is to provide a plant living cell capture and manipulation device based on an optical fiber probe, which solves the problems of the limited penetration depth and huge optical system of traditional optical tweezers in the prior art
[0005] Another object of the present invention is to provide a method for capturing and manipulating plant living cells based on fiber optic probes, which solves the problem that traditional optical tweezers cannot capture and manipulate cells deep into the living body and it is difficult to simultaneously capture and control multiple cells or even cells in the prior art. The problem of manipulation, arrangement and assembly of organelles inside cells

Method used

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  • Plant living cell capture and control device and method based on optical fiber probe
  • Plant living cell capture and control device and method based on optical fiber probe
  • Plant living cell capture and control device and method based on optical fiber probe

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Embodiment 1

[0089] The living plant used in this embodiment is an aquatic algae plant, scientifically named Hydra verticillium, and the leaves of the plant are transparent, which is convenient for studying the characteristics of chloroplasts.

[0090] After the laser light passes into the fiber optic probe 6, due to y The effect of the optical gradient force on the optical axis direction, the free chloroplasts around the optical fiber probe 6 will be captured and limited on the optical axis of the optical fiber probe 6, and the chloroplasts on the optical axis of the optical fiber probe 6 will be affected by the x The gradient force in the optical axis direction forms a one-dimensional chloroplast array in the optical axis direction.

[0091] Such as figure 2 As shown in a, after a laser with a power of 30 milliwatts and a wavelength of 980 nanometers is passed into the fiber optic probe 6, three chloroplasts are captured and assembled into a one-dimensional array.

[0092] Such as f...

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Abstract

The invention discloses a plant living cell capture and control device and method based on an optical fiber probe. The plant living cell capture and control device based on the optical fiber probe comprises a laser, a computer, a charge coupling element, a microscope, an objective lens, the optical fiber probe, a glass tube, a glass slide, an optical fiber adjusting frame and an objective table. The plant living cell capture and control method based on the optical fiber probe comprises the following specific steps of S1, preparing the optical fiber probe for capture and control; S2, assemblinga one-dimensional chloroplast array; S3, controlling the one-dimensional chloroplast array to move in living cells; and S4, assembling a two-dimensional chloroplast array. The control, arrangement and assembly of typical organelle chloroplasts in plant cells are realized, which is of great importance for plant photosynthesis and gene engineering.

Description

technical field [0001] The invention belongs to the field of optical technology, in particular to a device for capturing and manipulating living plant cells based on an optical fiber probe and a method thereof. Background technique [0002] Traditional optical tweezers can capture and manipulate the cells on the surface of the living body without contact, but their penetration depth is limited, and they have complex, expensive devices and huge optical systems, so they cannot go deep into the living body to capture and manipulate deep cells. [0003] The existing in vivo manipulation method can realize the capture and manipulation of cells in vivo. It uses a laser to generate a gradient force on the cell or particle, and pulls the cell or particle to the focus of the field gradient force to complete the capture and manipulation, but it can only It is difficult to simultaneously manipulate, arrange and assemble multiple cells or even the organelles inside cells by capturing or...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G02B21/32G21K1/00
CPCG02B21/32G21K1/006
Inventor 李宝军李宇超武田丽龚智勇
Owner JINAN UNIVERSITY
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