# Tracking Plant Microbes with Their Natural DNA Barcodes > This patent describes a method to track how microbes colonize plant roots by using and reconfiguring their naturally occurring DNA sequences as unique tags. - **Patent:** US 12735713 - **Original title:** Plant colonization assays using natural microbial barcodes - **Granted:** 2026 - **Status:** Active - **Times cited:** 0 - **Field:** biotech, agriculture, plant_science, gene_editing ## What it does The patent details methods for tracking microbial colonization on plant root systems. It uses specific DNA sequences, called "nucleic acid barcodes," which naturally exist in microbial cells, along with nearby "amplifying sites." These natural genetic elements are then reconfigured into a single, easy-to-use "nucleic acid cassette." This cassette allows researchers to tag different microbial species, strains, or variants, each with a unique barcode. By tracking these barcoded cells, the patent enables assays to measure the relative ability of different microbes to colonize a plant root system. For example, scientists could tag different beneficial bacteria and see which ones are best at attaching to and growing on corn roots. ## What it does NOT cover - Does not cover tracking microbial colonization in animals or humans, as the focus is specifically on "plant root systems." - Does not cover using entirely synthetic or artificially engineered barcodes that do not naturally occur within the microbial cells. - Does not cover tracking microbes on other parts of a plant, such as leaves, stems, or flowers, as the abstract specifies "plant root system." - Does not cover methods that measure the absolute quantity of microbial colonization, but rather focuses on "relative microbial colonization ability." - Does not cover tagging methods that rely on non-nucleic acid components, such as protein markers or fluorescent dyes. ## The clever bit The clever part is using DNA sequences that already exist naturally within the microbes, along with their natural amplifying sites. By reconfiguring these into a single cassette, the method avoids introducing entirely foreign genetic material, making the tagging process potentially more natural and less disruptive to the microbes. ## Real-world examples 1. Research into plant growth-promoting bacteria for crops 2. Developing new bio-fertilizers for sustainable agriculture 3. Studying pathogen spread and resistance in plant roots 4. Evaluating the effectiveness of different microbial inoculants on crop yields 5. Academic studies of plant-microbiome interactions ## Why it matters Understanding how microbes colonize plant roots is crucial for improving plant health, nutrient uptake, and disease resistance. This method provides a precise tool for agricultural researchers to study beneficial microbes, like those in bio-fertilizers, and harmful pathogens. By identifying microbes with superior colonization capabilities, this technology could lead to more effective agricultural products and practices, ultimately boosting crop yields and sustainability. ## Frequently asked questions ### What does Tracking Plant Microbes with Their Natural DNA Barcodes cover? This patent describes a method to track how microbes colonize plant roots by using and reconfiguring their naturally occurring DNA sequences as unique tags. ### When does this patent expire? This patent is expected to expire on September 15, 2046, when the invention enters the public domain. ### What problem does this patent solve? Understanding how microbes colonize plant roots is crucial for improving plant health, nutrient uptake, and disease resistance. This method provides a precise tool for agricultural researchers to study beneficial microbes, like those in bio-fertilizers, and harmful pathogens. By identifying microbes with superior colonization capabilities, this technology could lead to more effective agricultural products and practices, ultimately boosting crop yields and sustainability. ### What does this patent NOT cover? Does not cover tracking microbial colonization in animals or humans, as the focus is specifically on "plant root systems." **Full plain-English explainer:** https://patentbrief.org/patent/us/12735713/plant-colonization-assays-using-natural-microbial-barcodes **Original patent:** https://patents.google.com/patent/US12735713 --- _Source: PatentBrief — https://patentbrief.org. Patent facts are from public records; the plain-English explanation is PatentBrief's._ ## Related patents Semantically similar inventions in the PatentBrief corpus: - [Boosting Plant Gene Editing and Regeneration with Special Genes](https://patentbrief.org/patent/us/12416013/method-for-improving-plant-genetic-transformation-and-gene-editing-efficiency) — This patent describes a method to make plant genetic engineering more efficient by adding specific genes that encourage plant cells to divide and grow, making it easier to create new plants with desired traits. - [Highly Efficient Bacterial Gene Editing Using Guide RNA and Reverse Transcriptase](https://patentbrief.org/patent/us/20180127759/dynamic-genome-engineering) — This patent describes a system for precisely editing the DNA of bacterial cells with very high success rates, using a combination of guide RNA, reverse transcriptase, and specific DNA sequences. - [How Circular Probes Find Specific DNA in Cells](https://patentbrief.org/patent/us/12735738/circular-probes-and-methods-for-sample-analysis) — This patent describes a method using special circular DNA probes and enzymes to precisely detect specific genetic sequences within a cell or tissue sample, then amplifies the detected sequences for clear viewing. - [How Engineered TALE Proteins Can Edit Genes](https://patentbrief.org/patent/us/11661612/dna-binding-proteins-and-uses-thereof) — This patent describes engineered DNA-binding proteins called TALEs, which are shortened and modified to precisely target and edit specific DNA sequences in cells, potentially for gene therapy. - [How CRISPR-Cas9 Uses RNA to Edit DNA](https://patentbrief.org/patent/us/10113167/methods-and-compositions-for-rna-directed-target-dna-modification-and-for-rna-directed-modulation-of-transcription) — This patent describes the fundamental mechanism of using a two-part RNA system to guide the Cas9 protein to specific locations in DNA for precise editing.