CA2331525C - Method for preventing replication in cryptosporidium parvum using ultraviolet light - Google Patents
Method for preventing replication in cryptosporidium parvum using ultraviolet light Download PDFInfo
- Publication number
- CA2331525C CA2331525C CA002331525A CA2331525A CA2331525C CA 2331525 C CA2331525 C CA 2331525C CA 002331525 A CA002331525 A CA 002331525A CA 2331525 A CA2331525 A CA 2331525A CA 2331525 C CA2331525 C CA 2331525C
- Authority
- CA
- Canada
- Prior art keywords
- ultraviolet light
- cryptosporidium
- cryptosporidium parvum
- test
- doses
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 241000223936 Cryptosporidium parvum Species 0.000 title abstract description 12
- 230000010076 replication Effects 0.000 title abstract description 7
- 210000003250 oocyst Anatomy 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000001678 irradiating effect Effects 0.000 claims abstract 2
- 241000223935 Cryptosporidium Species 0.000 claims description 10
- 230000002265 prevention Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 description 21
- 230000035899 viability Effects 0.000 description 12
- 241000699666 Mus <mouse, genus> Species 0.000 description 9
- 108020004414 DNA Proteins 0.000 description 6
- 208000015181 infectious disease Diseases 0.000 description 6
- 239000003651 drinking water Substances 0.000 description 5
- 235000020188 drinking water Nutrition 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000000338 in vitro Methods 0.000 description 5
- 241000224468 Giardia muris Species 0.000 description 4
- 238000003556 assay Methods 0.000 description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 4
- 238000004886 process control Methods 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 3
- 230000030833 cell death Effects 0.000 description 3
- 239000000975 dye Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- RWQNBRDOKXIBIV-UHFFFAOYSA-N thymine Chemical compound CC1=CNC(=O)NC1=O RWQNBRDOKXIBIV-UHFFFAOYSA-N 0.000 description 3
- 241000224466 Giardia Species 0.000 description 2
- 241000699670 Mus sp. Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 238000000099 in vitro assay Methods 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 230000011278 mitosis Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 108091032973 (ribonucleotides)n+m Proteins 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 208000008953 Cryptosporidiosis Diseases 0.000 description 1
- 230000008265 DNA repair mechanism Effects 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 101000800807 Homo sapiens Tumor necrosis factor alpha-induced protein 8 Proteins 0.000 description 1
- 108091093078 Pyrimidine dimer Proteins 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 102100033649 Tumor necrosis factor alpha-induced protein 8 Human genes 0.000 description 1
- 235000019013 Viburnum opulus Nutrition 0.000 description 1
- 244000071378 Viburnum opulus Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000011021 bench scale process Methods 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 208000031513 cyst Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003362 replicative effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 210000004215 spore Anatomy 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229940113082 thymine Drugs 0.000 description 1
- 238000002211 ultraviolet spectrum Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/326—Lamp control systems
Landscapes
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation-Therapy Devices (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicines Containing Plant Substances (AREA)
- Luminescent Compositions (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/078,116 | 1998-05-13 | ||
| US09/078,116 US6129893A (en) | 1998-05-13 | 1998-05-13 | Method for preventing replication in Cryptosporidium parvum using ultraviolet light |
| PCT/US1999/009800 WO1999058454A1 (en) | 1998-05-13 | 1999-05-05 | Method for preventing replication in cryptosporidium parvum using ultraviolet light |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2331525A1 CA2331525A1 (en) | 1999-11-18 |
| CA2331525C true CA2331525C (en) | 2002-02-19 |
Family
ID=22141995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002331525A Expired - Fee Related CA2331525C (en) | 1998-05-13 | 1999-05-05 | Method for preventing replication in cryptosporidium parvum using ultraviolet light |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US6129893A (enExample) |
| EP (1) | EP1084080B2 (enExample) |
| JP (1) | JP2002514504A (enExample) |
| KR (1) | KR20010071249A (enExample) |
| AT (1) | ATE303346T1 (enExample) |
| AU (1) | AU745173C (enExample) |
| BR (1) | BR9911778A (enExample) |
| CA (1) | CA2331525C (enExample) |
| DE (1) | DE69927020T3 (enExample) |
| DK (1) | DK1084080T4 (enExample) |
| ES (1) | ES2244193T5 (enExample) |
| IL (1) | IL139556A0 (enExample) |
| NL (1) | NL1012059C2 (enExample) |
| NZ (1) | NZ508008A (enExample) |
| PT (1) | PT1084080E (enExample) |
| WO (1) | WO1999058454A1 (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6565803B1 (en) * | 1998-05-13 | 2003-05-20 | Calgon Carbon Corporation | Method for the inactivation of cryptosporidium parvum using ultraviolet light |
| SE515317C2 (sv) * | 1999-10-14 | 2001-07-16 | Josab Internat Ab | Anordning och förfarande för att rena vatten från mikroorganismer |
| AUPQ629100A0 (en) * | 2000-03-16 | 2000-04-15 | Btf Pty Ltd | Process for preparing controlled samples of particles such as microorganisms and cells |
| JP4115090B2 (ja) * | 2001-01-10 | 2008-07-09 | 新日本製鐵株式会社 | 原虫類の不活性化方法 |
| US6803587B2 (en) * | 2001-01-11 | 2004-10-12 | Waterhealth International, Inc. | UV water disinfector |
| US6960201B2 (en) * | 2002-02-11 | 2005-11-01 | Quanticum, Llc | Method for the prevention and treatment of skin and nail infections |
| US7494502B2 (en) * | 2002-02-11 | 2009-02-24 | Keraderm, Llc | Alteration of the skin and nail for the prevention and treatment of skin and nail infections |
| US6784440B2 (en) | 2002-07-26 | 2004-08-31 | Boc, Inc. | Food sanitizing cabinet |
| US7160566B2 (en) | 2003-02-07 | 2007-01-09 | Boc, Inc. | Food surface sanitation tunnel |
| US7612492B2 (en) * | 2003-06-06 | 2009-11-03 | Inventive Holdings Llc | Lighting apparatus and system for decontamination |
| US20070248487A1 (en) * | 2006-03-27 | 2007-10-25 | Kay Robert E | Systems and processes for disinfecting liquids |
| NL1032315C2 (nl) * | 2006-08-14 | 2008-02-15 | Nedap Nv | Regelsysteem voor UV-lampen, alsmede controlesysteem voor het bepalen van de viabiliteit van micro-organismen. |
| US20080208295A1 (en) * | 2007-02-28 | 2008-08-28 | Cumbie William E | Phototherapy Treatment and Device to Improve the Appearance of Nails and skin |
| US20080287912A1 (en) * | 2007-05-14 | 2008-11-20 | Horrigan Corporation | Method, Device And Formulation For The Treatment Of Nail Disorders |
| US8506886B2 (en) * | 2007-06-20 | 2013-08-13 | Uvcleaning Systems, Inc. | Ultraviolet photoreactor for the purification of fluids |
| US7862728B2 (en) | 2007-09-27 | 2011-01-04 | Water Of Life, Llc. | Ultraviolet water purification system |
| US8529770B2 (en) * | 2007-09-27 | 2013-09-10 | Water Of Life, Llc. | Self-contained UV-C purification system |
| US8685238B2 (en) * | 2008-12-18 | 2014-04-01 | Andrew Gunter | Point-of-use solar powered water disinfection device and associated custom water storage container |
| US9593026B2 (en) * | 2011-05-06 | 2017-03-14 | Johnson Matthey Public Limited Company | Organic contaminant destruction using chlorine or mixed oxidant solution and ultraviolet light |
| EP3477164B1 (en) | 2017-10-25 | 2020-04-01 | TrennTech GmbH | Valve for controlling a fluid flow |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB902760A (en) | 1958-02-14 | 1962-08-09 | Wellcome Found | Improvements in or relating to the production of vaccines |
| GB2292097B (en) * | 1994-08-11 | 1998-04-08 | Water Recovery Plc | Fluid treatment apparatus |
| WO1997015332A1 (en) * | 1995-10-26 | 1997-05-01 | Purepulse Technologies, Inc. | Improved deactivation of organisms using high-intensity pulsed polychromatic light |
-
1998
- 1998-05-13 US US09/078,116 patent/US6129893A/en not_active Expired - Fee Related
-
1999
- 1999-05-05 ES ES99921674T patent/ES2244193T5/es not_active Expired - Lifetime
- 1999-05-05 BR BR9911778-9A patent/BR9911778A/pt not_active Application Discontinuation
- 1999-05-05 KR KR1020007012689A patent/KR20010071249A/ko not_active Ceased
- 1999-05-05 DK DK99921674.0T patent/DK1084080T4/da active
- 1999-05-05 NZ NZ508008A patent/NZ508008A/xx not_active IP Right Cessation
- 1999-05-05 AT AT99921674T patent/ATE303346T1/de active
- 1999-05-05 EP EP99921674A patent/EP1084080B2/en not_active Expired - Lifetime
- 1999-05-05 DE DE69927020T patent/DE69927020T3/de not_active Expired - Lifetime
- 1999-05-05 AU AU38819/99A patent/AU745173C/en not_active Ceased
- 1999-05-05 JP JP2000548264A patent/JP2002514504A/ja active Pending
- 1999-05-05 IL IL13955699A patent/IL139556A0/xx not_active IP Right Cessation
- 1999-05-05 CA CA002331525A patent/CA2331525C/en not_active Expired - Fee Related
- 1999-05-05 PT PT99921674T patent/PT1084080E/pt unknown
- 1999-05-05 WO PCT/US1999/009800 patent/WO1999058454A1/en not_active Ceased
- 1999-05-12 NL NL1012059A patent/NL1012059C2/nl not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| WO1999058454A1 (en) | 1999-11-18 |
| NZ508008A (en) | 2002-09-27 |
| ES2244193T3 (es) | 2005-12-01 |
| ATE303346T1 (de) | 2005-09-15 |
| DK1084080T4 (da) | 2012-05-21 |
| EP1084080B1 (en) | 2005-08-31 |
| IL139556A0 (en) | 2002-02-10 |
| BR9911778A (pt) | 2001-10-02 |
| DE69927020T3 (de) | 2012-04-19 |
| DE69927020T2 (de) | 2006-02-02 |
| AU3881999A (en) | 1999-11-29 |
| US6129893A (en) | 2000-10-10 |
| CA2331525A1 (en) | 1999-11-18 |
| JP2002514504A (ja) | 2002-05-21 |
| AU745173B2 (en) | 2002-03-14 |
| PT1084080E (pt) | 2005-11-30 |
| EP1084080B2 (en) | 2012-02-15 |
| AU745173C (en) | 2004-11-04 |
| NL1012059A1 (nl) | 1999-11-16 |
| NL1012059C2 (nl) | 2000-01-25 |
| DE69927020D1 (de) | 2005-10-06 |
| DK1084080T3 (da) | 2005-09-19 |
| ES2244193T5 (es) | 2012-06-12 |
| KR20010071249A (ko) | 2001-07-28 |
| EP1084080A1 (en) | 2001-03-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2331525C (en) | Method for preventing replication in cryptosporidium parvum using ultraviolet light | |
| US6565803B1 (en) | Method for the inactivation of cryptosporidium parvum using ultraviolet light | |
| US4069153A (en) | Method of destroying pyrogens | |
| Oliver et al. | The disinfection of sewage treatment plant effluents using ultraviolet light | |
| Andreadakis et al. | Ultraviolet disinfection of secondary and tertiary effluent in the Mediterranean region | |
| Wojtenko et al. | Challenges of combined sewer overflow disinfection by ultraviolet light irradiation | |
| KR20160144586A (ko) | 자외선 물 살균 방법 및 이를 이용한 물 살균 장치 | |
| CA2181133A1 (en) | Method and apparatus for controlling zebra mussels and other bivalves using ultraviolet radiation | |
| Clarke et al. | Ultraviolet light disinfection in the use of individual water purification devices | |
| JP2010510873A (ja) | パルス紫外線ランプを用いた水処理装置 | |
| MXPA00010843A (en) | Method for preventing replication in cryptosporidium parvum | |
| Martin et al. | Reduction of photoreactivation with the combined UV/peracetic acid process or by delayed exposure to visible light | |
| Lee et al. | Inactivation of human adenovirus by sequential disinfection with an alternative UV technology and free chlorine | |
| Bilotta et al. | Advanced process of microbiological control of wastewater in combined system of disinfection with UV radiation | |
| RU2032627C1 (ru) | Способ обеззараживания природных и сточных вод | |
| AU2004212541A1 (en) | Method for the inactivation of cryptosporidium parvum and giardia cysts using ultraviolet light | |
| McDonald et al. | Ultraviolet light technologies for water treatment | |
| CN1278945C (zh) | 可见光与紫外光组合杀灭水蚤类浮游动物的方法 | |
| Paraskevas et al. | Disinfection of wastewater by UV radiation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |