FR2972117A1 - Systeme microfluidique pour controler un profil de concentration de molecules susceptibles de stimuler une cible - Google Patents
Systeme microfluidique pour controler un profil de concentration de molecules susceptibles de stimuler une cible Download PDFInfo
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- FR2972117A1 FR2972117A1 FR1100660A FR1100660A FR2972117A1 FR 2972117 A1 FR2972117 A1 FR 2972117A1 FR 1100660 A FR1100660 A FR 1100660A FR 1100660 A FR1100660 A FR 1100660A FR 2972117 A1 FR2972117 A1 FR 2972117A1
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- microfluidic
- microfluidic channel
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- microporous membrane
- channel
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Classifications
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- G01N33/5008—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving human or animal cells for testing or evaluating the effect of chemical or biological compounds, e.g. drugs, cosmetics
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
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- B01L3/5027—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip
- B01L3/502715—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip characterised by interfacing components, e.g. fluidic, electrical, optical or mechanical interfaces
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Abstract
Description
Claims (14)
- REVENDICATIONS1. Système microfluidique pour contrôler un profil de concentration de molécules susceptibles de stimuler une cible, par exemple formée par un ensemble de cellules vivantes, le système comprenant : un dispositif (1, 100) microfluidique comprenant au moins un canal microfluidique (4, 40) muni d'au moins un orifice d'entrée (21, 201, 202) et d'au moins un orifice de sortie (22, 203) pour au moins un fluide ; au moins un moyen pour alimenter le canal microfluidique (4, 40) avec io au moins un fluide comprenant des molécules susceptibles de stimuler la cible ; au moins une chambre (8) ou un autre canal microfluidique comportant une base (6) destinée à recevoir la cible ; et au moins une membrane microporeuse (5) séparant la chambre (8) ou 15 l'autre canal microfluidique du canal microfluidique (4, 40), ladite membrane microporeuse (5) étant disposée à l'écart de la base (6) de sorte que lorsque le moyen d'alimentation fournit au canal microfluidique (4, 40) ledit au moins un fluide s'écoulant selon un régime laminaire au contact de la membrane microporeuse (5), les molécules 20 susceptibles de stimuler la cible diffusent alors, après avoir traversé la membrane microporeuse (5, 50), à travers la chambre (8) ou ledit autre canal microfluidique pour finalement former un profil de concentration stable dans cette chambre (8) ou cet autre canal microfluidique. 25
- 2. Système microfluidique selon la revendication 1, dans lequel le canal microfluidique (4, 40) comprend un couvercle (2, 20) réalisé en un matériau choisi parmi : du verre ou du silicium, un polymère photoréticulé non élastomérique, un métal, un alliage conducteur électrique ou semi-conducteur, une céramique, du quartz, du saphir, un élastomère. 30
- 3. Système selon l'une des revendications précédentes, dans lequel ledit au moins un orifice d'entrée (21, 201, 202) et ledit au moins un orifice de sortie (22, 203) pour les fluides sont formés dans le couvercle (2, 20).
- 4. Système microfluidique selon l'une des revendications précédentes, dans lequel le canal microfluidique (4, 40) comprend au moins une paroi (3, 30, 30') en résine photodurcie et/ou thermodurcie.
- 5. Système microfluidique selon l'une des revendications précédentes, dans io lequel la membrane microporeuse (5) s'étend transversalement sur la paroi latérale (3, 30, 30') du canal microfluidique (4, 40) pour fermer ledit canal dans sa partie inférieure.
- 6. Système microfluidique selon l'une des revendications précédentes, dans 15 lequel le canal microfluidique (40) est organisé en plusieurs niveaux, chaque niveau comportant au moins un orifice d'entrée (201, 202) pour au moins un fluide.
- 7. Système microfluidique selon l'une des revendications précédentes, dans 20 lequel la base (6) de la chambre (8) ou dudit autre canal microfluidique est réalisée en un matériau optiquement transparent.
- 8. Système microfluidique selon l'une des revendications précédentes, dans lequel la chambre (8) ou ledit autre canal microfluidique comprend des 25 parois latérales (7a, 7b) en résine photodurcie et/ou thermodurcie.
- 9. Système microfluidique selon la revendication précédente, dans lequel la membrane microporeuse (5) s'étend transversalement entre les parois latérales (7a, 7b) de la chambre (8) ou dudit autre canal microfluidique pour 30 fermer ladite chambre ou ledit autre canal microfluidique dans sa partie supérieure.
- 10. Système microfluidique selon l'une des revendications précédentes, dans lequel la membrane microporeuse (5) est réalisée en un matériau choisi parmi : le verre, le polycarbonate, le polyester, le polyéthylène téréphtalate, le quartz, le silicium, la silice ou le carbure de silicium.
- 11. Système microfluidique selon l'une des revendications précédentes, dans lequel la membrane microporeuse (5) comprend des pores dont la densité est comprise entre 103 et 1010 pores/cm2.
- 12. Système microfluidique selon l'une des revendications précédentes, dans lequel les pores présentent un diamètre hydraulique compris entre 0,051m et 1211m, de préférence entre 0,05µm et 31,tm.
- 13. Système microfluidique selon l'une des revendications précédentes, dans lequel il est prévu un moyen de visualisation optique (18).
- 14. Système microfluidique selon la revendication précédente, dans lequel le moyen de visualisation optique (18) met en oeuvre une technique de microscopie de localisation par photoactivation ou une technique de microscopie de déplétion par émission stimulée.20
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1100660A FR2972117B1 (fr) | 2011-03-04 | 2011-03-04 | Systeme microfluidique pour controler un profil de concentration de molecules susceptibles de stimuler une cible |
| CA2829028A CA2829028A1 (fr) | 2011-03-04 | 2012-03-02 | Systeme microfluidique pour controler un profil de concentration de molecules susceptibles de stimuler une cible |
| CN201280021743.6A CN103732325B (zh) | 2011-03-04 | 2012-03-02 | 用于可靠地控制分子的浓度分布以刺激目标的微流体系统 |
| US14/003,206 US9404914B2 (en) | 2011-03-04 | 2012-03-02 | Microfluidic system for controlling a concentration profile of molecules capable of stimulating a target |
| PCT/IB2012/051001 WO2012120424A1 (fr) | 2011-03-04 | 2012-03-02 | Systeme microfluidique pour controler un profil de concentration de molecules susceptibles de stimuler une cible |
| EP12708969.6A EP2680971A1 (fr) | 2011-03-04 | 2012-03-02 | Systeme microfluidique pour controler un profil de concentration de molecules susceptibles de stimuler une cible |
| JP2013557199A JP5937114B2 (ja) | 2011-03-04 | 2012-03-02 | 標的を刺激すると考えられる分子の濃度プロファイルを制御するためのマイクロ流体システム |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1100660A FR2972117B1 (fr) | 2011-03-04 | 2011-03-04 | Systeme microfluidique pour controler un profil de concentration de molecules susceptibles de stimuler une cible |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2972117A1 true FR2972117A1 (fr) | 2012-09-07 |
| FR2972117B1 FR2972117B1 (fr) | 2013-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1100660A Active FR2972117B1 (fr) | 2011-03-04 | 2011-03-04 | Systeme microfluidique pour controler un profil de concentration de molecules susceptibles de stimuler une cible |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9404914B2 (fr) |
| EP (1) | EP2680971A1 (fr) |
| JP (1) | JP5937114B2 (fr) |
| CN (1) | CN103732325B (fr) |
| CA (1) | CA2829028A1 (fr) |
| FR (1) | FR2972117B1 (fr) |
| WO (1) | WO2012120424A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220090167A1 (en) * | 2020-09-15 | 2022-03-24 | University Of Notre Dame Du Lac | Asymmetric nanopore membrane (anm) filtration for high-efficiency virus enrichment and purification |
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|---|---|---|---|---|
| RU2671974C2 (ru) * | 2013-03-05 | 2018-11-08 | Ф. Хоффманн-Ля Рош Аг | Способ и система для определения биологического ответа мишени на растворимое вещество-кандидат |
| US10870823B2 (en) * | 2014-06-12 | 2020-12-22 | Lehigh University | Biomimetic device |
| KR101770610B1 (ko) * | 2014-10-16 | 2017-08-24 | 주식회사 퀀타매트릭스 | 고정화제를 이용한 단일 세포 추적을 위한 신규한 생리 활성 검사용 구조물 |
| CN104498327B (zh) * | 2014-12-17 | 2017-06-20 | 华中科技大学 | 一种高通量微流控芯片、细胞分析装置及方法 |
| CA2995088A1 (fr) * | 2015-08-07 | 2017-02-16 | President And Fellows Of Harvard College | Dispositifs fluidiques contenant du tissu musculaire fonctionnel et procedes d'utilisation |
| US11384328B2 (en) | 2015-11-18 | 2022-07-12 | President And Fellows Of Harvard College | Cartridge-based system for long term culture of cell clusters |
| FR3044685B1 (fr) * | 2015-12-02 | 2020-11-27 | Univ Grenoble 1 | Puce microfluidique pour la cristallisation de molecules, procede de preparation, dispositif la comprenant et procede de cristallisation de molecules |
| CN107238573A (zh) * | 2016-03-29 | 2017-10-10 | 光宝电子(广州)有限公司 | 流体检测装置 |
| IT201700004017A1 (it) * | 2017-01-16 | 2018-07-16 | React4Life Srl | Bioreattore e metodo di utilizzo di detto bioreattore |
| WO2018204257A1 (fr) * | 2017-05-01 | 2018-11-08 | The Texas A&M University System | Modèle de corrosion microfluidique influencée par voie microbiologique : m-mic |
| CA3076194A1 (fr) * | 2017-09-19 | 2019-03-28 | Hifibio Sas | Tri de particules dans un systeme microfluidique |
| WO2019079681A1 (fr) | 2017-10-20 | 2019-04-25 | President And Fellows Of Harvard College | Procédés de production d'adipocytes matures et leurs procédés d'utilisation |
| DE102018206463A1 (de) * | 2018-04-26 | 2019-10-31 | Robert Bosch Gmbh | Verfahren zum Verdünnen, Mischen und/oder Aliquotieren von zwei Flüssigkeiten in einem mikrofluidisches System |
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- 2012-03-02 JP JP2013557199A patent/JP5937114B2/ja not_active Expired - Fee Related
- 2012-03-02 WO PCT/IB2012/051001 patent/WO2012120424A1/fr not_active Ceased
- 2012-03-02 CN CN201280021743.6A patent/CN103732325B/zh not_active Expired - Fee Related
- 2012-03-02 CA CA2829028A patent/CA2829028A1/fr not_active Abandoned
- 2012-03-02 EP EP12708969.6A patent/EP2680971A1/fr not_active Withdrawn
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Also Published As
| Publication number | Publication date |
|---|---|
| FR2972117B1 (fr) | 2013-12-20 |
| CN103732325A (zh) | 2014-04-16 |
| JP5937114B2 (ja) | 2016-06-22 |
| CN103732325B (zh) | 2016-02-24 |
| JP2014508529A (ja) | 2014-04-10 |
| EP2680971A1 (fr) | 2014-01-08 |
| WO2012120424A1 (fr) | 2012-09-13 |
| US9404914B2 (en) | 2016-08-02 |
| CA2829028A1 (fr) | 2012-09-13 |
| US20140080206A1 (en) | 2014-03-20 |
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