IP Library Granted Patent US 12,559,804
Granted Patent B2
US 12,559,804 · App. 17/760,308 · Granted Feb 24, 2026

Loop-mediated isothermal amplification primers for vibrio parahaemolyticus detection and uses thereof

Inventors: Tonya D. Bonilla (Woodbury, MN); Neil Percy (St. Paul, MN); Christina A. Barnes (North Hudson, WI)
Assignee: NEOGEN FOOD SAFETY US HOLDCO CORPORATION
C12Q1/689
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Quick Facts
Patent No.
US 12,559,804
App. No.
17/760,308
Granted
Feb 24, 2026
Kind
B2
Abstract

Primers and primer sets for amplification of Vibrio parahaemolyticus DNA and methods of detecting Vibrio parahaemolyticus using the primers and primer sets.

Claims (20)

1 . A primer set comprising a primer having at least 90% homology over the full length to SEQ ID NO: 1, and optionally comprising a primer having at least 80% homology over the full length to SEQ ID NO: 4.

2 . The primer set of claim 1 , comprising a primer having at least 95% homology over the full length to SEQ ID NO: 1.

3 . The primer set of claim 1 , comprising a primer having SEQ ID NO: 1.

4 . The primer set of claim 1 , comprising a primer having at least 95% homology to SEQ ID NO: 4.

5 . The primer set of claim 1 , comprising a primer having SEQ ID NO: 4.

6 . The primer set of claim 1 , further comprising a primer having at least 80% homology to SEQ ID NO: 2.

7 . The primer set of claim 1 , comprising a primer having SEQ ID NO: 2.

8 . The primer set of claim 1 , further comprising a primer having least 80% homology to SEQ ID NO: 3.

9 . The primer set of claim 1 , comprising a primer having SEQ ID NO: 3.

10 . The primer set of any of claim 1 , further comprising a primer having least 80% homology to SEQ ID NO: 5.

11 . The primer set of claim 1 , comprising a primer having SEQ ID NO: 5.

12 . The primer set of claim 1 , further comprising a primer having at least 80% homology to SEQ ID NO: 6.

13 . The primer set of claim 1 , comprising a primer having SEQ ID NO: 6.

14 . A lyophilized primer set comprising the primer set of claim 1 .

15 . A pellet comprising the lyophilized primer set of claim 14 .

16 . A method of amplifying target DNA comprising exposing the target DNA to the primer set of claim 1 under conditions that are suitable for amplification of the target DNA.

17 . The method of claim 16 , wherein the conditions include a temperature of 50° C. to 70° C.

18 . The method of claim 16 , further comprising detecting the presence of amplified target DNA.

19 . The method of claim 16 , wherein the target DNA is DNA of V. parahaemolyticus.

20 . The method of claim 16 , wherein the target DNA is DNA of the VP175 gene of V. parahaemolyticus.

Assignments (4)
SECURITY INTEREST Recorded Sep 2, 2022
From: NEOGEN CORPORATION; NEOGEN FOOD SAFETY US HOLDCO CORPORATION
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 061372/0264 →
PATENT ASSIGNMENT AGREEMENT Recorded Sep 1, 2022
From: 3M INNOVATIVE PROPERTIES COMPANY
To: GARDEN US HOLDCO CORPORATION
Reel/Frame 061365/0688 →
CHANGE OF NAME Recorded Sep 1, 2022
From: GARDEN US HOLDCO CORPORATION
To: NEOGEN FOOD SAFETY US HOLDCO CORPORATION
Reel/Frame 061370/0437 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 8, 2022
From: BONILLA, TONYA D.; PERCY, NEIL; BARNES, CHRISTINA A.
To: 3M INNOVATIVE PROPERTIES COMPANY
Reel/Frame 060740/0485 →
Continuity (2)
Provisional Application 62977586 · Feb 17, 2020
Related Publication 20230119314A1 · Apr 20, 2023
References Cited (2)
NEB catalog (1996/1997), pp. 111 (Year: 1997). [cited by examiner]
Froussard (PCR Methods and Applications, 1993, 2: 185-190) (Year: 1993). [cited by examiner]