Pei Gao

Mr. Pei Gao


Research Focus & Metrics

Academic Career Length

6Years (2021-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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5 September 2022 in Antibiotics
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Journal Article
Open access
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Ahmad Kamal NasutionAhmad Kamal Nasution
Ahmad Kamal Nasution
SWSony Hartono Wijaya
Sony Hartono Wijaya
PGPei Gao
Pei Gao
Mahfujul Islam RummanMahfujul Islam Rumman
Mahfujul Islam Rumman
MHMing Huang
Ming Huang
Md. Altaf-Ul-AminMd. Altaf-Ul-Amin
Md. Altaf-Ul-Amin
Jamu is the traditional Indonesian herbal medicine system that is considered to have many benefits such as serving as a cure for diseases or maintaining sound health. A Jamu medicine is generally made from a mixture of several herbs. Natural antibiotics can provide a way to handle the problem of antibiotic resistance. This research aims to discover the potential of herbal plants as natural antibiotic candidates based on a machine learning approach. Our input data consists of a list of herbal formulas with plants as their constituents. The target class corresponds to bacterial diseases that can be cured by herbal formulas. The best model has been observed by implementing the Random Forest (RF) algorithm. For 10-fold cross-validations, the maximum accuracy, recall, and precision are 91.10%, 91.10%, and 90.54% with standard deviations 1.05, 1.05, and 1.48, respectively, which imply that the model obtained is good and robust. This study has shown that 14 plants can be potentially used as natural antibiotic candidates. Furthermore, according to scientific journals, 10 of the 14 selected plants have direct or indirect antibacterial activity.

30 January 2025 in Pharmaceuticals
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Journal Article
Open access
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PGPei Gao
Pei Gao
Ahmad Kamal NasutionAhmad Kamal Nasution
Ahmad Kamal Nasution
Naoaki OnoNaoaki Ono
Naoaki Ono
Shigehiko KanayaShigehiko Kanaya
Shigehiko Kanaya
Md. Altaf-Ul-AminMd. Altaf-Ul-Amin
Md. Altaf-Ul-Amin
Objectives: This study implements a multi-dimensional methodology to systematically identify potential natural antibiotics derived from the medicinal plants utilized in Ayurvedic practices. Methods: Two primary analytical techniques are employed to explore the antibiotic potential of the medicinal plants. The initial approach utilizes a supervised network analysis, which involves the application of distance measurement algorithms to scrutinize the interconnectivity and relational patterns within the network derived from Ayurvedic formulae. Results: 39 candidate plants with potential natural antibiotic properties were identified. The second approach leverages advanced machine learning techniques, particularly focusing on feature extraction and pattern recognition. This approach yielded a list of 32 plants exhibiting characteristics indicative of natural antibiotics. A key finding of this research is the identification of 17 plants that were consistently recognized by both analytical methods. These plants are well-documented in existing literature for their antibacterial properties, either directly or through their bioactive compounds, which suggests a strong validation of the study’s methodology. By synergizing network analysis with machine learning, this study provides a rigorous and multi-faceted examination of Ayurvedic medicinal plants, significantly contributing to the identification of natural antibiotic candidates. Conclusions: This research not only reinforces the potential of traditional medicine as a source for new therapeutics but also demonstrates the effectiveness of combining classical and contemporary analytical techniques to explore complex biological datasets.

3 February 2023 in Life
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Journal Article
Open access
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SWSony Hartono Wijaya
Sony Hartono Wijaya
Ahmad Kamal NasutionAhmad Kamal Nasution
Ahmad Kamal Nasution
IBIrmanida Batubara
Irmanida Batubara
PGPei Gao
Pei Gao
MHMing Huang
Ming Huang
Md. Altaf-Ul-AminMd. Altaf-Ul-Amin
Md. Altaf-Ul-Amin
The use of herbal medicines in recent decades has increased because their side effects are considered lower than conventional medicine. Unani herbal medicines are often used in Southern Asia. These herbal medicines are usually composed of several types of medicinal plants to treat various diseases. Research on herbal medicine usually focuses on insight into the composition of plants used as ingredients. However, in the present study, we extended to the level of metabolites that exist in the medicinal plants. This study aimed to develop a predictive model of the Unani therapeutic usage based on its constituent metabolites using deep learning and data-intensive science approaches. Furthermore, the best prediction model was then utilized to extract important metabolites for each therapeutic usage of Unani. In this study, it was observed that the deep neural network approach provided a much better prediction model than other algorithms including random forest and support vector machine. Moreover, according to the best prediction model using the deep neural network, we identified 118 important metabolites for nine therapeutic usages of Unani.

9 April 2025 in Metabolites
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Journal Article
Open access
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Md. Altaf-Ul-AminMd. Altaf-Ul-Amin
Md. Altaf-Ul-Amin
Ahmad Kamal NasutionAhmad Kamal Nasution
Ahmad Kamal Nasution
Mahfujul Islam RummanMahfujul Islam Rumman
Mahfujul Islam Rumman
PGPei Gao
Pei Gao
Naoaki OnoNaoaki Ono
Naoaki Ono
Shigehiko KanayaShigehiko Kanaya
Shigehiko Kanaya
Background/Objectives: Drug development for complex diseases such as NAFLD is often lengthy and expensive. Drug repurposing, the process of finding new therapeutic uses for existing drugs, presents a promising alternative to traditional approaches. This study aims to identify potential repurposed drugs for NAFLD by leveraging disease–disease relationships and drug–target data from the BioSNAP database. Methods: A bipartite network was constructed between drugs and their target genes, followed by the application of the BiClusO bi-clustering algorithm to identify high-density clusters. Clusters with significant associations with NAFLD risk genes were considered to predict potential drug candidates. Another set of candidates was determined based on disease similarity. Results: A novel ranking methodology was developed to evaluate and prioritize these candidates, supported by a comprehensive literature review of their effectiveness in NAFLD treatment. Conclusions: This research demonstrates the potential of drug repurposing to accelerate the development of therapies for NAFLD, offering valuable insights into novel treatment strategies for complex diseases.

8 March 2023 in arXiv
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Preprint
Open access
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HSHonglin Shu
Honglin Shu
PGPei Gao
Pei Gao
LZLingwei Zhu
Lingwei Zhu
ZCZheng Chen
Zheng Chen
Clinicians prescribe antibiotics by looking at the patient's health record with an experienced eye. However, the therapy might be rendered futile if the patient has drug resistance. Determining drug resistance requires time-consuming laboratory-level testing while applying clinicians' heuristics in an automated way is difficult due to the categorical or binary medical events that constitute health records. In this paper, we propose a novel framework for rapid clinical intervention by viewing health records as graphs whose nodes are mapped from medical events and edges as correspondence between events in given a time window. A novel graph-based model is then proposed to extract informative features and yield automated drug resistance analysis from those high-dimensional and scarce graphs. The proposed method integrates multi-task learning into a common feature extracting graph encoder for simultaneous analyses of multiple drugs as well as stabilizing learning. On a massive dataset comprising over 110,000 patients with urinary tract infections, we verify the proposed method is capable of attaining superior performance on the drug resistance prediction problem. Furthermore, automated drug recommendations resemblant to laboratory-level testing can also be made based on the model resistance analysis.

17 June 2021 in bioRxiv
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Preprint
Open access
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PGPei Gao
Pei Gao
MHMing Huang
Ming Huang
NONaoaki Ono
Naoaki Ono
SKShigehiko Kanaya
Shigehiko Kanaya
AAAltaf- Ul- Amin
Altaf- Ul- Amin
Due to the close interaction between the host and the gut microbiota, the alterations in gut microbiota metabolism may therefore contribute to various diseases. How to use antibiotics more wisely in clinical practice is a promising task in the field of pathophysiology related to gut microbiota. The hope fueling this research is that the alteration of gut microbial communities are paralleled by their capacity on metabolomic from the combined perspective of microbiome and metabolomics. In order to reveal the impacts of antibiotics on microbiota-associated host metabolomic phenotypes, a feasible methodology should be well developed to assess the pervasive effects of antibiotics on the population structure of gut microbial communities. Our attempt starts from predicting specific resistance phenotypes of the individuals in isolation from the rest of the gut microbiota community, according to their resistant genotypes. Once resistance phenotypes of microbiome is determined, we integrated metabolomics with machine learning by applying various analysis algorithms to explore the relationship between the predicted resistance and metabolites, including what the microbial community is after medication, which microbes produce metabolites, and how these metabolites enrich.