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Engineered proteins store digital files with 30 times density at one-tenth cost

Phys · · 995 words · By Hong Kong Polytechnic University
Biotechnology Innovation Data Storage Efficiency Academic Achievement

Researchers at The Hong Kong Polytechnic University have developed a method for storing digital data using engineered proteins. This approach claims to offer higher storage density, lower costs, and greater stability compared to DNA and peptide-based storage systems.

open_in_new Read the original article: https://phys.org/news/2026-05-proteins-digital-density-tenth.html

analyticsAnalysis

10%
Propaganda Score
confidence: 95%
Low risk. This article shows minimal use of propaganda techniques.

psychologyDetected Techniques

warning
Loaded Language 70% confidence
Using words with strong emotional connotations to influence an audience.

fact_checkFact-Check Results

12 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

info Single Source 5
check_circle Corroborated 2
help Insufficient Evidence 2
schedule Pending 2
verified Verified 1
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“Researchers at The Hong Kong Polytechnic University (PolyU) have pioneered a method that uses engineered proteins to store digital data and, for the first time, completed the full process from data storage to data retrieval in de novo designed unnatural proteins.”
CORROBORATED
Multiple sources, including EurekAlert! and a PolyU social media post, confirm that an interdisciplinary team at The Hong Kong Polytechnic University developed a novel technology for data storage using proteins.
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web search NEUTRAL — ...chinoises - une étude comparative de la Chine, de Taiwan et de Hong Kong".
https://www.tandfonline.com/doi/abs/10.1080/0958519090323975…
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web search NEUTRAL — Adjusting to Ulife. Transition to University.Hong Kong Community College (HKCC). School of Professional Education and Executive Development (SPEED). JUPAS.
https://www.polyu.edu.hk/study/ug
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web search NEUTRAL — Current holistic appearance based face recognition methods require a high dimensional feature space to attain fruitful performance. We, therefore, propose a relatively low featur...The Hong Kong Polyt…
https://www.researchgate.net/scientific-contributions/Tony-W…
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“the interdisciplinary team is led by Prof. Zhongping Yao, Associate Head and Professor of the Department of Applied Biology and Chemical Technology.”
CORROBORATED
EurekAlert! and PolyU's own research profiles explicitly state that the team is led by Prof. Yao Zhongping, Associate Head and Professor of the Department of Applied Biology and Chemical Technology.
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web search NEUTRAL — Molecular Data Storage. Peptide and Protein Sequencing. Peptide Drug Discovery.Most Valued Project Award (Merit), The Hong Kong Polytechnic University (2019). “Changbaishan Scholar” Chair Professorshi…
https://www.polyu.edu.hk/abct/people/academic-staff/prof-yao…
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web search NEUTRAL — An interdisciplinary team led by Prof. Yao Zhongping, Associate Head and Professor of the Department of Applied Biology and Chemical Technology at The Hong Kong Polytechnic University, specialises in …
https://www.eurekalert.org/news-releases/1079737
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web search NEUTRAL — Led by Dr Yao Zhongping of the Department of Applied Biology and Chemical Technology and Prof. Francis Lau of the Department of Electronic and Information Engineering, PolyU has developed a novel tech…
https://www.linkedin.com/posts/hong-kong-polytechnic-univers…
info
“Other members include Dr. Cheuk-chi NG, Research Assistant Professor of the same department, and Prof. Chung-Ming Francis LAU, Associate Dean (Global Engagement) of the Faculty of Engineering and Professor of the Department of Electrical and Electronic Engineering.”
SINGLE SOURCE
While web results confirm Dr. Cheuk Chi Ng is a researcher at PolyU specializing in peptide sequencing, the specific team composition including Prof. Chung-Ming Francis Lau for this specific project is not corroborated across multiple independent news sources in the provided evidence, though they are mentioned in the context of PolyU research.
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web search NEUTRAL — Cheuk Chi A. Ng Cheuk Chi A. Ng.Peptide sequencing is of great significance to fundamental and applied research in the fields such as chemical, biological, medicinal and pharmaceutical sciences. With …
https://www.researchgate.net/scientific-contributions/Cheuk-…
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web search NEUTRAL — Members. Ongoing Research Students. Externally Funded Projects. The Primary Health Care (PHC) area of excellence aims at producing impactful researches in the field of primary healthcare through the u…
https://www.polyu.edu.hk/sn/research/areas-of-excellence/pri…
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web search NEUTRAL — Experience: INL · Location: Hong Kong SAR · 1 connection on LinkedIn. View Cheuk Chi Ng’s profile on LinkedIn, a professional community of 1 billion members.
https://hk.linkedin.com/in/cheuk-chi-ng-7b7239a0
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“The findings have been published in Nature Communications.”
SINGLE SOURCE
The provided web search results for 'Nature Communications' were generic definitions of research and did not provide the specific paper or confirmation that this specific study was published there.
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web search NEUTRAL — Research is creative and systematic work undertaken to increase the stock of knowledge. [1] It involves the collection, organization, and analysis of evidence to increase understanding of a topic, cha…
https://en.wikipedia.org/wiki/Research
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web search NEUTRAL — 1 day ago · The Open Access journal Research, published in association with CAST, publishes innovative, wide-ranging research in life sciences, physical sciences, engineering and applied science.
https://spj.science.org/journal/research
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web search NEUTRAL — 6 days ago · The meaning of RESEARCH is studious inquiry or examination; especially : investigation or experimentation aimed at the discovery and interpretation of facts, revision of accepted theories…
https://www.merriam-webster.com/dictionary/research
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“Prof. Yao's team previously developed peptides (amino acids as monomers) as an alternative.”
SINGLE SOURCE
The search results for this claim returned information about a rapper named 'Prof' and did not provide evidence regarding Prof. Yao's previous work with peptides.
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web search NEUTRAL — Jacob Lukas Anderson (born April 29, 1984), better known by his stage name Prof, is an American rapper, singer, and record producer based in Minneapolis, Minnesota. He released his first full-length a…
https://en.wikipedia.org/wiki/Prof_(rapper)
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web search NEUTRAL — With lyrical skill matched only by his raucous live shows, Prof has cemented his place on the national stage. Hailing from Minneapolis, Minnesota, Prof has perfected the art of combining blue collar h…
https://www.profgampo.com/about
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web search NEUTRAL — PROF: Live from the Gallery - a BRAND NEW live performance series where Prof performs songs with his own paintings as the back drop. New video dropping every couple weeks!
https://www.youtube.com/channel/UC7M1cNEc2Qwf8cCP_GnQb2Q
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“The team's previous work on peptide-based data storage demonstrated its stability and suitability for space exploration in China's next-generation manned spacecraft in 2020.”
SINGLE SOURCE
The search results provided for this claim were generic definitions of 'research' and did not mention the Chinese spacecraft or peptide-based storage.
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web search NEUTRAL — Research is creative and systematic work undertaken to increase the stock of knowledge. [1] It involves the collection, organization, and analysis of evidence to increase understanding of a topic, cha…
https://en.wikipedia.org/wiki/Research
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web search NEUTRAL — 1 day ago · The Open Access journal Research, published in association with CAST, publishes innovative, wide-ranging research in life sciences, physical sciences, engineering and applied science.
https://spj.science.org/journal/research
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web search NEUTRAL — 6 days ago · The meaning of RESEARCH is studious inquiry or examination; especially : investigation or experimentation aimed at the discovery and interpretation of facts, revision of accepted theories…
https://www.merriam-webster.com/dictionary/research
info
“they designed a protein template as the "backbone" to enhance structural stability and resistance to degradation... they successfully expressed these proteins via E. coli.”
SINGLE SOURCE
The provided evidence contains generic information about E. coli and collagen, but the specific claim about using E. coli to express a collagen-like template for this specific data storage project is not corroborated by multiple independent sources in the provided set.
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web search NEUTRAL — Escherichia coli bacterium, 2021, Illustration by David S. Goodsell, RCSB Protein Data Bank This painting shows a cross-section through an Escherichia coli cell.
https://en.wikipedia.org/wiki/Escherichia_coli
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web search NEUTRAL — E-Coli as a Model Organism. Introduction • Escherichia coli (E. coli) is one of the most widely used bacteria in research. • It is simple, grows fast, and is very easy to work with. • It helps us unde…
https://www.slideshare.net/slideshow/ecoli-used-as-model-spe…
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web search NEUTRAL — Production of collagen, the most abundant protein in the body, naturally slows with age – whether you protect your skin from the Sun or not. To compensate, collagen supplementation has become a boomin…
https://www.bbc.com/future/article/20250214-do-collagen-supp…
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“For data retrieval, these proteins were then digested and analyzed by liquid chromatography–tandem mass spectrometry”
VERIFIED
Mirage News explicitly confirms that for data retrieval, the proteins were digested and analyzed by liquid chromatography–tandem mass spectrometry to identify amino acid sequences.
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web search NEUTRAL — Mass spectrometry data analysis is specific to the type of experiment producing the data. General subdivisions of data are fundamental to understanding any data. Many mass spectrometers work in either…
https://en.wikipedia.org/wiki/Mass_spectrometry
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web search NEUTRAL — For data retrieval, these proteins were then digested and analysed by liquid chromatography–tandem mass spectrometry, which separated all the peptide fragments produced and identified their amino acid…
https://www.miragenews.com/polyu-advances-protein-based-data…
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web search NEUTRAL — Applications of Tandem Mass Spectrometry: From Structural Analysis to Fundamental Studies 13 Collisional activation in the keV range occurs in sector and TOF instruments, where the precursor ions have…
https://www.academia.edu/33473044/TANDEM_MASS_SPECTROMETRY_A…
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“The protein samples in our research achieved 30 times the storage density at only 10% of the cost of the peptide-based method.”
INSUFFICIENT EVIDENCE
No evidence was found in the search results to support or refute the specific density and cost metrics.
help
“By attaching specific affinity tags to the proteins carrying required data segments, the team successfully used corresponding antibodies to "capture" the target proteins during purification, achieving random access.”
INSUFFICIENT EVIDENCE
No evidence was found in the search results regarding the use of affinity tags and antibodies for random access in this research.
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“The team also leveraged these functionalized proteins to encode secret messages and proved that the messages could only be retrieved by the known affinity compound”
PENDING
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“Yin Zhou et al, Data storage and retrieval with unnatural proteins expressed via E. coli, Nature Communications (2026). DOI: 10.1038/s41467-026-70061-7”
PENDING
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.