Patents by Inventor Shoulian Dong

Shoulian Dong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230052754
    Abstract: The present disclosure provides novel primers and method for the detection of specific nucleic acid sequences. The primers and methods provided herein are useful in a wide variety of molecular biology applications and are particularly useful in allele-specific PCR.
    Type: Application
    Filed: October 6, 2022
    Publication date: February 16, 2023
    Inventors: Shoulian Dong, Chunmei Liu
  • Patent number: 11473132
    Abstract: The present disclosure provides novel primers and method for the detection of specific nucleic acid sequences. The primers and methods provided herein are useful in a wide variety of molecular biology applications and are particularly useful in allele-specific PCR.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: October 18, 2022
    Inventors: Shoulian Dong, Chunmei Liu
  • Publication number: 20220267830
    Abstract: Methods, compositions and kits for capturing, detecting and quantifying mature small RNAs are provided herein. Embodiments of the methods comprise tailing both the 5? and 3? ends of mature small RNA by ligating a 5? ligation adaptor to the 5? end and polyadenylating the 3? end. Other embodiments comprise reverse transcribing the adaptor ligated, polyadenylated mature small RNA with a universal reverse transcription primer and amplifying the cDNA with universal primers.
    Type: Application
    Filed: March 3, 2022
    Publication date: August 25, 2022
    Inventors: Chunmei LIU, Shoulian DONG, Linda WONG
  • Publication number: 20220195511
    Abstract: The present disclosure is drawn to methods for detection, quantitation and analysis of nucleotides of interest, for example SNPs, in nucleic acid sequences of interest using universal FRET-based reporter primers.
    Type: Application
    Filed: January 12, 2022
    Publication date: June 23, 2022
    Inventors: Kelly LI, Shoulian DONG, Caifu CHEN
  • Publication number: 20220154265
    Abstract: The present teachings are directed to compositions, methods, and kits for amplifying target nucleic acids while reducing non-specific fluorescence and undesired amplification products, sometimes referred to as secondary amplification products or spurious side-products. The enzyme inhibitors disclosed herein comprise a nucleotide sequence and at least one quencher. Complexes comprising an enzyme inhibitor associated with an enzyme, wherein at least one enzymatic activity of the enzyme is inhibited, are also provided. Methods for amplifying a target nucleic acid while reducing undesired amplification products are disclosed, as are methods for reducing non-specific fluorescence. Kits for expediting the performance of certain disclosed methods are also provided.
    Type: Application
    Filed: January 4, 2022
    Publication date: May 19, 2022
    Inventors: Shoulian DONG, Junko F. STEVENS, Danny H. LEE
  • Publication number: 20220119875
    Abstract: Methods, compositions, and kits for capturing, detecting, and quantifying mature small RNAs are provided herein. Embodiments of the methods comprise ligating 5? and 3? ligation adaptors to the 5? and 3? ends of the mature small RNAs, respectively, in the presence of 5? and 3? semi-degenerate ligation splints to generate a ligation product. Other embodiments comprise reverse transcribing polyadenylated mature small RNA with a universal reverse transcription primer and ligating an adaptor to the 3? end of the cDNA in the presence of a semi-degenerate ligation splint to generate a cDNA ligation product.
    Type: Application
    Filed: December 27, 2021
    Publication date: April 21, 2022
    Inventors: Linda WONG, Caifu CHEN, Yalei WU, Shoulian DONG, Chunmei LIU
  • Patent number: 11274340
    Abstract: Methods, compositions and kits for capturing, detecting and quantifying mature small RNAs are provided herein. Embodiments of the methods comprise tailing both the 5? and 3? ends of mature small RNA by ligating a 5? ligation adaptor to the 5? end and polyadenylating the 3? end. Other embodiments comprise reverse transcribing the adaptor ligated, polyadenylated mature small RNA with a universal reverse transcription primer and amplifying the cDNA with universal primers.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: March 15, 2022
    Assignee: LIFE TECHNOLOGIES CORPORATION
    Inventors: Chunmei Liu, Shoulian Dong, Linda Wong
  • Patent number: 11254977
    Abstract: The present disclosure is drawn to methods for detection, quantitation and analysis of nucleotides of interest, for example SNPs, in nucleic acid sequences of interest using universal FRET-based reporter primers.
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: February 22, 2022
    Assignee: LIFE TECHNOLOGIES CORPORATION
    Inventors: Kelly Li, Shoulian Dong, Caifu Chen
  • Patent number: 11225686
    Abstract: The present teachings are directed to compositions, methods, and kits for amplifying target nucleic acids while reducing non-specific fluorescence and undesired amplification products, sometimes referred to as secondary amplification products or spurious side-products. The enzyme inhibitors disclosed herein comprise a nucleotide sequence and at least one quencher. Complexes comprising an enzyme inhibitor associated with an enzyme, wherein at least one enzymatic activity of the enzyme is inhibited, are also provided. Methods for amplifying a target nucleic acid while reducing undesired amplification products are disclosed, as are methods for reducing non-specific fluorescence. Kits for expediting the performance of certain disclosed methods are also provided.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: January 18, 2022
    Assignee: APPLIED BIOSYSTEMS, LLC
    Inventors: Shoulian Dong, Junko F. Stevens, Danny H. Lee
  • Patent number: 11208688
    Abstract: Methods, compositions and kits for capturing, detecting and quantifying mature small RNAs are provided herein. Embodiments of the methods comprise ligating 5? and 3? ligation adaptors to the 5? and 3? ends of the mature small RNAs, respectively, in the presence of 5? and 3? semi-degenerate ligation splints to generate a ligation product. Other embodiments comprise reverse transcribing polyadenylated mature small RNA with a universal reverse transcription primer and ligating an adaptor to the 3? end of the cDNA in the presence of a semi-degenerate ligation splint to generate a cDNA ligation product.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: December 28, 2021
    Assignee: LIFE TECHNOLOGIES CORPORATION
    Inventors: Linda Wong, Caifu Chen, Yalei Wu, Shoulian Dong, Chunmei Liu
  • Publication number: 20210324461
    Abstract: This disclosure relates to reagents, mixtures, kits and methods for use in detecting low-frequency target polynucleotides, such as rare allelic variants.
    Type: Application
    Filed: August 16, 2019
    Publication date: October 21, 2021
    Inventors: Joyce WILDE, Shoulian DONG, Carentine LAU, Junko STEVENS, Carmen GJERSTAD
  • Patent number: 10954553
    Abstract: The present disclosure provides novel primers and method for the detection of specific nucleic acid sequences. The primers and methods provided herein are useful in a wide variety of molecular biology applications and are particularly useful in allele-specific PCR.
    Type: Grant
    Filed: July 12, 2016
    Date of Patent: March 23, 2021
    Assignee: LIFE TECHNOLOGIES CORPORATION
    Inventors: Shoulian Dong, Chunmei Liu
  • Publication number: 20210002717
    Abstract: The present disclosure provides novel primers and method for the detection of specific nucleic acid sequences. The primers and methods provided herein are useful in a wide variety of molecular biology applications and are particularly useful in allele-specific PCR.
    Type: Application
    Filed: September 18, 2020
    Publication date: January 7, 2021
    Inventors: Shoulian DONG, Chunmei LIU
  • Publication number: 20200149091
    Abstract: Methods, compositions and kits for capturing, detecting and quantifying mature small RNAs are provided herein. Embodiments of the methods comprise tailing both the 5? and 3? ends of mature small RNA by ligating a 5? ligation adaptor to the 5? end and polyadenylating the 3? end. Other embodiments comprise reverse transcribing the adaptor ligated, polyadenylated mature small RNA with a universal reverse transcription primer and amplifying the cDNA with universal primers.
    Type: Application
    Filed: January 13, 2020
    Publication date: May 14, 2020
    Inventors: Chunmei LIU, Shoulian DONG, Linda WONG
  • Publication number: 20200140937
    Abstract: The present teachings are directed to compositions, methods, and kits for amplifying target nucleic acids while reducing non-specific fluorescence and undesired amplification products, sometimes referred to as secondary amplification products or spurious side-products. The enzyme inhibitors disclosed herein comprise a nucleotide sequence and at least one quencher. Complexes comprising an enzyme inhibitor associated with an enzyme, wherein at least one enzymatic activity of the enzyme is inhibited, are also provided. Methods for amplifying a target nucleic acid while reducing undesired amplification products are disclosed, as are methods for reducing non-specific fluorescence. Kits for expediting the performance of certain disclosed methods are also provided.
    Type: Application
    Filed: January 17, 2020
    Publication date: May 7, 2020
    Inventors: Shoulian DONG, Junko F. STEVENS, Danny H. LEE
  • Patent number: 10604796
    Abstract: The present teachings are directed to compositions, methods, and kits for amplifying target nucleic acids while reducing non-specific fluorescence and undesired amplification products, sometimes referred to as secondary amplification products or spurious side-products. The enzyme inhibitors disclosed herein comprise a nucleotide sequence and at least one quencher. Complexes comprising an enzyme inhibitor associated with an enzyme, wherein at least one enzymatic activity of the enzyme is inhibited, are also provided. Methods for amplifying a target nucleic acid while reducing undesired amplification products are disclosed, as are methods for reducing non-specific fluorescence. Kits for expediting the performance of certain disclosed methods are also provided.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: March 31, 2020
    Assignee: Applied Biosystems, LLC
    Inventors: Shoulian Dong, Junko F. Stevens, Danny H. Lee
  • Patent number: 10563250
    Abstract: Methods, compositions and kits for capturing, detecting and quantifying mature small RNAs are provided herein. Embodiments of the methods comprise tailing both the 5? and 3? ends of mature small RNA by ligating a 5? ligation adaptor to the 5? end and polyadenylating the 3? end. Other embodiments comprise reverse transcribing the adaptor ligated, polyadenylated mature small RNA with a universal reverse transcription primer and amplifying the cDNA with universal primers.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: February 18, 2020
    Assignee: Life Technologies Corporation
    Inventors: Chunmei Liu, Shoulian Dong, Linda Wong
  • Patent number: 10465237
    Abstract: A method for quantitation of biological material in a biological sample is provided. The method includes receiving amplification data from amplification of a first and a second reference sample and receiving amplification data from amplification of a biological sample. The method further includes determining an efficiency from the received amplification data from amplification of the first and second reference sample. The method includes determining a relative PCR efficiency for the biological sample. Next, the method includes determining a quantity of biological material in the biological sample using the relative PCR efficiency.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: November 5, 2019
    Assignee: LIFE TECHNOLOGIES CORPORATION
    Inventors: Carmen Gjerstad, Shoulian Dong
  • Publication number: 20180171400
    Abstract: Methods, compositions and kits for capturing, detecting and quantifying mature small RNAs are provided herein. Embodiments of the methods comprise ligating 5? and 3? ligation adaptors to the 5? and 3? ends of the mature small RNAs, respectively, in the presence of 5? and 3? semi-degenerate ligation splints to generate a ligation product. Other embodiments comprise reverse transcribing polyadenylated mature small RNA with a universal reverse transcription primer and ligating an adaptor to the 3? end of the cDNA in the presence of a semi-degenerate ligation splint to generate a cDNA ligation product.
    Type: Application
    Filed: February 2, 2018
    Publication date: June 21, 2018
    Inventors: Linda WONG, Caifu CHEN, Yalei WU, Shoulian DONG, Chunmei LIU
  • Patent number: 9920360
    Abstract: Methods, compositions and kits for capturing, detecting and quantifying mature small RNAs are provided herein. Embodiments of the methods comprise ligating 5? and 3? ligation adaptors to the 5? and 3? ends of the mature small RNAs, respectively, in the presence of 5? and 3? semi-degenerate ligation splints to generate a ligation product. Other embodiments comprise reverse transcribing polyadenylated mature small RNA with a universal reverse transcription primer and ligating an adaptor to the 3? end of the cDNA in the presence of a semi-degenerate ligation splint to generate a cDNA ligation product.
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: March 20, 2018
    Assignee: LIFE TECHNOLOGIES CORPORATION
    Inventors: Linda Wong, Caifu Chen, Yalei Wu, Shoulian Dong, Chunmei Liu