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公开(公告)号：US20180355398A1
公开(公告)日：2018-12-13
申请号：US15781547
申请日：2016-12-06
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： PATRICK A. MACH
Abstract: A method of enumerating gas-producing coliform bacteria present in a cultured dairy product is provided. The method can comprise forming a mixture that comprises a predefined quantity of the dairy product and a predefined volume of a diluent; inoculating a thin film culture device with the mixture to form a hydrogel comprising a nutrient medium for growing coliform bacteria, an effective concentration of lactose, and an effective concentration of MOPS; incubating the inoculated thin film culture device under conditions that facilitate growth of a coliform bacterium; and identifying and counting a gas-producing colony present in the inoculated culture device.
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公开(公告)号：US20160362718A1
公开(公告)日：2016-12-15
申请号：US15185792
申请日：2016-06-17
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： PATRICK A. MACH , RAJ RAJAGOPAL , WENSHENG XIA , JINSHENG ZHOU , CHUNMEI GUO
CPC classification number: C12Q1/04 , B01D63/00 , B01D69/02 , B01D69/10 , B01D2323/39 , B01D2325/022 , B01D2325/12 , B01J20/267 , B01J20/28047 , B01J20/2805 , C12Q1/24 , C12Q1/689 , G01N33/68
Abstract: A method of filtering a liquid sample that includes passing a sample comprising at least one biological organism through a filter membrane at a passive water volume flux of at least 10 L/m2·h·psi, wherein the filter membrane comprises a Bubble Point pore size of no more than 1.0 μm, thereby retaining at least one biological organism on the surface of the membrane; and detecting the at least one biological organism retained on the surface of the filter membrane.
Abstract translation: 一种过滤液体样品的方法，其包括使包含至少一种生物体的样品通过过滤膜以至少10L / m2·h·psi的被动水体积通量通过，其中所述滤膜包括泡点孔径 不超过1.0μm，从而在膜的表面上保留至少一种生物有机体; 以及检测保留在所述过滤膜表面上的所述至少一个生物体。
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3.发明申请公开(公告)号：US20160083770A1
公开(公告)日：2016-03-24
申请号：US14956437
申请日：2015-12-02
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： TAKATOSHI MORIYAMA , PATRICK A. MACH , AKIO KITAHARA , HENRY J. LUBRANT
Abstract: A method of detecting Listeria monocytogenes. The method comprises providing a culture device with a selective culture medium and a detection article comprising a first indicator system. The selective culture medium facilitates the growth of Listeria microorganisms. When a Listeria microorganism is detected in a sample contacted with the culture medium, the detection article is contacted with the culture medium to detect Listeria monocytogenes.
Abstract translation: 检测单核细胞增生利斯特氏菌的方法。 该方法包括向培养装置提供选择性培养基和包含第一指示剂系统的检测制品。 选择性培养基促进利斯特氏菌微生物的生长。 当在与培养基接触的样品中检测到李斯特菌微生物时，将检测制品与培养基接触以检测单核细胞增生利斯特氏菌。
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公开(公告)号：US20180320213A1
公开(公告)日：2018-11-08
申请号：US16035758
申请日：2018-07-16
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： TAKATOSHI MORIYAMA , PATRICK A. MACH , AKIO KITAHARA , HENRY J. LUBRANT
Abstract: A method of detecting Listeria monocytogenes. The method comprises providing a culture device with a selective culture medium and a detection article comprising a first indicator system. The selective culture medium facilitates the growth of Listeria microorganisms. When a Listeria microorganism is detected in a sample contacted with the culture medium, the detection article is contacted with the culture medium to detect Listeria monocytogenes.
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公开(公告)号：US20170283846A1
公开(公告)日：2017-10-05
申请号：US15628750
申请日：2017-06-21
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： TAKATOSHI MORIYAMA , PATRICK A. MACH , AKIO KITAHARA , HENRY J. LUBRANT
Abstract: A method of detecting Listeria monocytogenes. The method comprises providing a culture device with a selective culture medium and a detection article comprising a first indicator system. The selective culture medium facilitates the growth of Listeria microorganisms. When a Listeria microorganism is detected in a sample contacted with the culture medium, the detection article is contacted with the culture medium to detect Listeria monocytogenes.
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Patent Agency Ranking
公开(公告)号：US20170314059A1
公开(公告)日：2017-11-02
申请号：US15651164
申请日：2017-07-17
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： PATRICK A. MACH , MICHELLE L. ROSAUER , MICHAEL E. HUGHES
CPC classification number: C12Q1/34 , C12Q1/04 , G01N2333/31 , G01N2333/922
Abstract: The disclosure provides articles and methods useful for detecting a discrete source of DNase activity. DNase-producing microorganisms can be detected. The device can further include selective agents and/or indicators to differentiate groups or species microorganisms. Methods of use include detecting or enumerating DNase-producing microorganisms.
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公开(公告)号：US20170247738A1
公开(公告)日：2017-08-31
申请号：US15593598
申请日：2017-05-12
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： CHIRSTINE A. BINSFELD , PATRICK A. MACH , MARA S. CELT , ADAM J. STANENAS
CPC classification number: C12Q1/10 , C12Q1/04 , C12Q1/34 , C12Q2304/00 , C12Q2334/00 , C12Y302/01023 , Y02A50/451
Abstract: A method of detecting a Salmonella microorganism is provided. The method includes the use of a selective growth medium, a first indicator system that is converted to a first detectable product by a Salmonella microorganism, and a second indicator system that is converted to a second detectable product by β-galactosidase enzyme activity. The method further comprises inoculating the growth medium and incubating the inoculated growth medium at a temperature higher than 40 degrees C.
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公开(公告)号：US20150050642A1
公开(公告)日：2015-02-19
申请号：US14529481
申请日：2014-10-31
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： PATRICK A. MACH , MICHELLE L. ROSAUER , MICHAEL E. HUGHES
CPC classification number: C12Q1/34 , C12Q1/04 , G01N2333/31 , G01N2333/922
Abstract: The disclosure provides articles and methods useful for detecting a discrete source of DNase activity. DNase-producing microorganisms can be detected. The device can further include selective agents and/or indicators to differentiate groups or species microorganisms. Methods of use include detecting or enumerating DNase-producing microorganisms.
Abstract translation: 本公开提供了用于检测离散源DNA酶活性的文章和方法。 可以检测产生DNA酶的微生物。 该装置可以进一步包括用于区分组或物种微生物的选择剂和/或指示剂。 使用的方法包括检测或列举产生DNase的微生物。
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公开(公告)号：US20170159098A1
公开(公告)日：2017-06-08
申请号：US15438239
申请日：2017-02-21
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： PATRICK A. MACH , MARA S. CELT
Abstract: An article for detecting Salmonella microorganisms is provided. The article comprises a highly selective nutrient medium and a plurality of indicator systems. A method of using the article to detect Salmonella microorganisms is also provided.
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公开(公告)号：US20160138070A1
公开(公告)日：2016-05-19
申请号：US15002696
申请日：2016-01-21
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： WENSHENG XIA , PATRICK A. MACH , JOSEPH M. BEAURLINE , JASON W. BJORK , JIE J. LIU
Abstract: A latent effervescent body comprising a selective agent is disclosed. A method of using the latent effervescent body in a method to selectively enrich a target microorganism is also disclosed. The method comprises providing a sample, a culture medium, and the latent effervescent body. The method further comprises contacting the sample, the culture medium, and the latent effervescent body under conditions to facilitate growth of the target microorganism. The method further comprises releasing the selective agent from the latent effervescent body. Optionally, the method includes detecting a microorganism.
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