KR100962286B1 - 식중독균 검출을 위한 자성 코어 금 나노입자 및 그제조방법, 상기 나노입자를 이용한 식중독균 검출방법 - Google Patents
식중독균 검출을 위한 자성 코어 금 나노입자 및 그제조방법, 상기 나노입자를 이용한 식중독균 검출방법 Download PDFInfo
- Publication number
- KR100962286B1 KR100962286B1 KR1020080041885A KR20080041885A KR100962286B1 KR 100962286 B1 KR100962286 B1 KR 100962286B1 KR 1020080041885 A KR1020080041885 A KR 1020080041885A KR 20080041885 A KR20080041885 A KR 20080041885A KR 100962286 B1 KR100962286 B1 KR 100962286B1
- Authority
- KR
- South Korea
- Prior art keywords
- magnetic core
- gold nanoparticles
- food poisoning
- poisoning bacteria
- magnetic
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/569—Immunoassay; Biospecific binding assay; Materials therefor for microorganisms, e.g. protozoa, bacteria, viruses
- G01N33/56911—Bacteria
- G01N33/56916—Enterobacteria, e.g. shigella, salmonella, klebsiella, serratia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y15/00—Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y5/00—Nanobiotechnology or nanomedicine, e.g. protein engineering or drug delivery
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
- G01N33/54313—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being characterised by its particulate form
- G01N33/54326—Magnetic particles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
- G01N33/54313—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being characterised by its particulate form
- G01N33/54346—Nanoparticles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
- G01N33/551—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being inorganic
- G01N33/553—Metal or metal coated
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Molecular Biology (AREA)
- Hematology (AREA)
- Urology & Nephrology (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Biotechnology (AREA)
- Pathology (AREA)
- Microbiology (AREA)
- Nanotechnology (AREA)
- Food Science & Technology (AREA)
- Cell Biology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Tropical Medicine & Parasitology (AREA)
- Virology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biophysics (AREA)
- General Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Pharmacology & Pharmacy (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Hard Magnetic Materials (AREA)
Abstract
Description
Claims (13)
- 삭제
- 삭제
- NaOH와, FeCl2·4H2O, Fe3Cl6·4H2O, HCl를 혼합하고 mechanical stirrer를 이용하여 교반한 다음, 영구자석을 이용하여 상층액을 분리하고 HCl로 중화시킨 후, 증류수 및 에탄올을 이용하여 세척하고 에탄올로 분산시켜 자성체 코어를 제작하는 단계와;상기 자성체 코어에 실란기(-SiO-)가 위치되고 금 나노입자가 결합될 다른쪽 말단에는 amine (-NH2)또는 thiol (-SH) 기능기가 위치되도록 하기 위해, 상기 자성체 코어에 Aminopropyltriethoxysilane 또는 Aminopropyltrimethoxysilane이 용해된 에탄올과 24시간 반응시킨 다음, 원심분리 또는 영구자석을 이용하여 에탄올로 3 ~ 5회 세척한 후 증류수로 다시 분산시킴으로서 상기 자성체 코어의 표면을 아민(amine)기능기로 개질시키는 단계와;상기 아민(amine)기로 표면개질된 자성체 코어에 금 입자층을 형성시키는 단계;를 포함하는 것을 특징으로 하는 식중독균 검출을 위한 자성 코어 금 나노입자의 제조방법.
- 삭제
- 삭제
- 삭제
- 청구항 3에 있어서, 상기 금 입자층은 아민기로 표면개질된 자성체 코어를 HAuCl4·3H2O 수용액에 첨가하고 환류 및 교반시킨 다음, sodium citrate(C6H5Na3O·2H2O)를 추가로 첨가하고 2시간 반응시킨 후 영구자석을 이용하여 정제하여 형성된 것을 특징으로 하는 식중독균 검출을 위한 자성 코어 금 나노입자의 제조방법.
- 삭제
- 청구항 7의 제조방법에 의해 제조되어, 나노크기의 자성체 코어의 외주면에 금 코팅층이 형성된 단일체 형태인 것을 특징으로 하는 식중독균 검출을 위한 자성 코어 금 나노입자.
- 삭제
- 청구항 3의 제조방법에 의해 자성 코어 금 나노입자를 제작하는 단계와;상기 자성 코어 금 나노입자를 Mercaptohexadecanoic acid(MHDA)가 용해된 에탄올과 12시간 반응시키고, 영구자석을 이용하여 MHDA가 고정된 자성 코어 금 나노입자를 분리 및 정제한 후, N-(3-Dimethylaminopropyl)-N′-ethylcarbodiimide hydrochloride(EDC)와 N-Hydroxysulfosuccinimide(NHS) 용액에서 5분 동안 반응시킨 다음, 다시 자성 코어 금 나노입자를 다시 분리 및 정제하고, 항체가 용해된 PBS(pH 7.4) 용액에 2시간 동안 반응시킴으로서 상기 자성체 코어 금 나노입자에 식중독균 항체를 고정시키고 상기 식중독균의 표면에 흡착시켜 식중독균을 선택적 수집 및 농축하는 단계와;상기 자성 코어 금 나노입자에 의해 농축된 식중독균의 유무 및 함량을 Surface Plasmon Resonacne(SPR)을 통해 검출하는 단계;를 포함하는 것을 특징으로 하는 자성 코어 금 나노입자를 이용한 식중독균의 검출방법
- 청구항 11에 있어서, 상기 항체 고정화 후 비특이적 반응을 제거하기 위해 ethanolamine과 30분 동안 반응시킨 후 영구자석을 이용하여 정제하는 것을 특징으로 하는 자성 코어 금 나노입자를 이용한 식중독균의 검출방법.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080041885A KR100962286B1 (ko) | 2008-05-06 | 2008-05-06 | 식중독균 검출을 위한 자성 코어 금 나노입자 및 그제조방법, 상기 나노입자를 이용한 식중독균 검출방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080041885A KR100962286B1 (ko) | 2008-05-06 | 2008-05-06 | 식중독균 검출을 위한 자성 코어 금 나노입자 및 그제조방법, 상기 나노입자를 이용한 식중독균 검출방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090116142A KR20090116142A (ko) | 2009-11-11 |
KR100962286B1 true KR100962286B1 (ko) | 2010-06-11 |
Family
ID=41600943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080041885A KR100962286B1 (ko) | 2008-05-06 | 2008-05-06 | 식중독균 검출을 위한 자성 코어 금 나노입자 및 그제조방법, 상기 나노입자를 이용한 식중독균 검출방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100962286B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9880162B2 (en) | 2011-10-14 | 2018-01-30 | Gwangju Institute Of Science And Technology | Method for manufacturing multi-functional bio-material conjugate using two kinds of particle, and multi-functional bio-material conjugate manufactured by means of same |
KR20220117764A (ko) * | 2021-02-17 | 2022-08-24 | 서울대학교산학협력단 | 변환기능 링커 기반의 금 나노입자의 응집 시스템을 이용한 현장용 유해물질 검출키트 및 그를 이용한 유해물질의 검출방법 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103713028A (zh) * | 2013-04-26 | 2014-04-09 | 南京大学 | 一种纳米结构电化学细胞传感器制法及其制得的传感器和用途 |
CN103439495B (zh) * | 2013-08-13 | 2015-04-15 | 南昌大学 | 单核增生李斯特氏菌富集和快速检测方法 |
WO2020066654A1 (ja) * | 2018-09-28 | 2020-04-02 | 富士フイルム株式会社 | 免疫クロマトグラフィー用複合粒子及びその製造方法、並びに、免疫クロマトグラフィー |
JPWO2020203228A1 (ko) * | 2019-03-29 | 2020-10-08 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100614977B1 (ko) | 2004-05-27 | 2006-08-25 | 한국과학기술원 | 압전소자 노즐에 의한 염화철 (ⅱ) 과 염화철(ⅲ)의미세액적 반응기에서의 단분산 산화철 나노입자의 제조방법 |
-
2008
- 2008-05-06 KR KR1020080041885A patent/KR100962286B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100614977B1 (ko) | 2004-05-27 | 2006-08-25 | 한국과학기술원 | 압전소자 노즐에 의한 염화철 (ⅱ) 과 염화철(ⅲ)의미세액적 반응기에서의 단분산 산화철 나노입자의 제조방법 |
Non-Patent Citations (2)
Title |
---|
저널 1 :safe Food* |
저널 2 :식품기술 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9880162B2 (en) | 2011-10-14 | 2018-01-30 | Gwangju Institute Of Science And Technology | Method for manufacturing multi-functional bio-material conjugate using two kinds of particle, and multi-functional bio-material conjugate manufactured by means of same |
KR20220117764A (ko) * | 2021-02-17 | 2022-08-24 | 서울대학교산학협력단 | 변환기능 링커 기반의 금 나노입자의 응집 시스템을 이용한 현장용 유해물질 검출키트 및 그를 이용한 유해물질의 검출방법 |
KR102439357B1 (ko) | 2021-02-17 | 2022-09-02 | 서울대학교산학협력단 | 변환기능 링커 기반의 금 나노입자의 응집 시스템을 이용한 현장용 유해물질 검출키트 및 그를 이용한 유해물질의 검출방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20090116142A (ko) | 2009-11-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Li et al. | Amino-functionalized Al–MOF for fluorescent detection of tetracyclines in milk | |
Liu et al. | Surface plasmon resonance immunosensor for fast, highly sensitive, and in situ detection of the magnetic nanoparticles-enriched Salmonella enteritidis | |
Gao et al. | Magnetite nanoparticle-linked immunosorbent assay | |
Wu et al. | Gold nanoparticle-based enzyme-linked antibody-aptamer sandwich assay for detection of Salmonella Typhimurium | |
Goldman et al. | Avidin: a natural bridge for quantum dot-antibody conjugates | |
Ouyang et al. | Upconversion nanoprobes based on a horseradish peroxidase-regulated dual-mode strategy for the ultrasensitive detection of Staphylococcus aureus in meat | |
KR100962286B1 (ko) | 식중독균 검출을 위한 자성 코어 금 나노입자 및 그제조방법, 상기 나노입자를 이용한 식중독균 검출방법 | |
Li et al. | Efficient enhancement of electrochemiluminescence from tin disulfide quantum dots by hollow titanium dioxide spherical shell for highly sensitive detection of chloramphenicol | |
US8143072B2 (en) | System for detecting nanoparticles using modulated surface plasmon resonance | |
Ye et al. | An electrochemical immunoassay for Escherichia coli O157: H7 using double functionalized Au@ Pt/SiO2 nanocomposites and immune magnetic nanoparticles | |
Pekdemir et al. | Ultrasensitive and selective homogeneous sandwich immunoassay detection by Surface Enhanced Raman Scattering (SERS) | |
Wang et al. | Nanobody and nanozyme‐enabled immunoassays with enhanced specificity and sensitivity | |
KR101114507B1 (ko) | 자성 나노입자-플래티늄 나노입자-다공성 탄소 복합체 및 그 제조방법 | |
Chen et al. | A novel chemiluminescence immunoassay of staphylococcal enterotoxin B using HRP-functionalised mesoporous silica nanoparticle as label | |
Subramani et al. | Organic-inorganic hybrid nanoflower production and analytical utilization: fundamental to cutting-edge technologies | |
Zhang et al. | A novel immunoassay strategy based on combination of chitosan and a gold nanoparticle label | |
Li et al. | Enzyme-induced biomineralization of cupric subcarbonate for ultrasensitive colorimetric immunosensing of carcinoembryonic antigen | |
Deng et al. | Target-triggered signal turn-on detection of prostate specific antigen based on metal-enhanced fluorescence of Ag@ SiO2@ SiO2-RuBpy composite nanoparticles | |
Liu et al. | A colorimetric sensor for Staphylococcus aureus detection based on controlled click chemical-induced aggregation of gold nanoparticles and immunomagnetic separation | |
Evtugyn et al. | Affinity biosensors for detection of mycotoxins in food | |
Tabaraki et al. | Vancomycin-modified nitrogen and chloride doped carbon dots and their application as a Staphylococcus aureus probe | |
Rastogi et al. | Antibody@ silica coated iron oxide nanoparticles: Synthesis, capture of E. coli and SERS titration of biomolecules with antibacterial silver colloid | |
Farka et al. | Nanoparticle‐Based Bioaffinity Assays: From the Research Laboratory to the Market | |
Zhuang et al. | Silica coating magnetic nanoparticle-based silver enhancement immunoassay for rapid electrical detection of ricin toxin | |
Attia et al. | Nano-optical biosensors for assessment of food contaminants |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130528 Year of fee payment: 4 |
|
FPAY | Annual fee payment |
Payment date: 20140602 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20150602 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20160509 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20170908 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20180823 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20190502 Year of fee payment: 10 |