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Open research questions in Genomics and Phylogenetic Studies

284 unresolved questions extracted from the limitations and future-work sections of 1,041 Genomics and Phylogenetic Studies papers in our library. Each links back to the study that raised it.

What the literature leaves open

  • Further evaluation of CMGD on larger and more diverse clinical cohorts. Investigation of the application of CMGD in different clinical scenarios. Development of more efficient and accurate host depletion methods.

    A framework of Microbial Genomic Database for clinical metagenomic pathogen diagnosis: development and multi-cohort evaluation · 2026 · DOI

  • Conventional reference databases primarily aim to maximize taxonomic breadth, lacking a clinical focus. The need for a framework that balances diagnostic sensitivity, taxonomic specificity, and computational feasibility. Inadequate host removal and overly aggressive host depletion can reduce effective microbial sequencing depth.

    A framework of Microbial Genomic Database for clinical metagenomic pathogen diagnosis: development and multi-cohort evaluation · 2026 · DOI

  • Lack of a whole genome assembly for moth bean. Limited understanding of the genetic basis of disease resistance and flavonoid biosynthesis in moth bean.

    High-contiguity genome assembly of moth bean (Vigna aconitifolia) reveals genes for disease resistance and flavonoid biosynthesis · 2026 · DOI

  • The complex genome structure of S. glabra, consisting of both linear and circular molecules. The need for accurate and specimen-specific evaluation of intracellular gene transfers. The challenge of identifying and validating RNA editing sites using computational prediction and empirical validation.

    Genomic insights into the mitochondrial architecture of Sarcandra glabra: structure, evolution, and functional implications · 2026 · DOI

  • The lack of data on the complete mitochondrial genome of S. glabra. The limited understanding of the evolutionary history of plant mitochondrial genomes. The need for comprehensive analysis of genome architecture, codon usage, RNA editing, and genetic diversity in S. glabra.

    Genomic insights into the mitochondrial architecture of Sarcandra glabra: structure, evolution, and functional implications · 2026 · DOI

  • Providing a citation to support the claim that novel isoforms more often result from combinations of annotated exons than from novel exons, - Analyzing a real dataset to demonstrate that, in well-studied genomes, novel isoforms more often result from combinations of annotated exons than from novel exons, - Investigating the application of NIFFLR to genomes with less reliable annotations

    Assembly and quantification of transcripts from noisy long reads with NIFFLR · 2026 · DOI

  • The high error rates in ONT sequences limit the ability to exactly pinpoint splice site boundaries when aligning reads to the genome. Existing tools have limitations in identifying splice sites accurately due to the high error rate of ONT reads.

    Assembly and quantification of transcripts from noisy long reads with NIFFLR · 2026 · DOI

  • The implications are that reports of divergent heteroplasmy need to be validated with long read or RNA sequencing, or by other appropriate experiments.

    Divergent mega-NUMT mimicking entirely functional complete mitochondrial genome · 2026 · DOI

  • Metagenomic next-generation sequencing (mNGS) is increasingly used in infectious disease diagnostics, yet how library preparation shapes the microbial, functional, and host signals recovered from clinical samples remains poorly defined.

    Library strategies differentially shape microbial, functional, and host signals in clinical metagenomic sequencing · 2026 · DOI

  • Collectively, this study expands the currently characterized taxonomic diversity of Thermoleophilia and provides genomic insights into the diversity and evolutionary relationships of this underexplored bacterial class.

    Integrative phylogenomics, polyphasic taxonomy, and metagenomics expand the characterized taxonomic diversity of Thermoleophilia · 2026 · DOI

  • These results offer a roadmap for future genome recovery efforts, delineating uncaptured taxa in underexplored environments and underscoring the necessity for renewed isolation and sequencing.

    A metagenomic perspective on the microbial prokaryotic genome census · 2025 · DOI

  • The deep subsurface soil microbiome encompasses a vast amount of understudied phylogenetic diversity and metabolic novelty, and the metabolic capabilities and ecological roles of these communities remain largely unknown.

    Diversification, niche adaptation, and evolution of a candidate phylum thriving in the deep Critical Zone · 2025 · DOI

  • While many Zingiberaceae chloroplast genomes have been sequenced, the evolutionary mechanisms-including structural variation, codon usage bias, selection pressures, and divergence history-remain to be comprehensively investigated.

    Molecular phylogenetic relationships based on chloroplast genomes of Zingiberaceae species: Insights into evolution and adaptation to extreme environments · 2025 · DOI

  • However, the mitochondrial genome (mitogenome) of this genus has not yet been systematically described, and the exploration of species relationships within this genus using mitogenome sequences is also an uncharted territory.

    Comparative genomics and phylogenetic analysis of mitochondrial genomes of Neocinnamomum · 2025 · DOI

  • These findings provide crucial molecular evidence for further studies on the evolutionary relationships and genomic evolution within the Laurales.

    Assembly and comparative analysis of the complete mitochondrial genome of the spice plant Cinnamomum longepaniculatum · 2025 · DOI

  • It has been hypothesized that intramolecular recombination within the chloroplast genome may counteract this effect; however, direct evidence for such recombination remains lacking.

    Wheat chloroplast pangenome reveals frequent intramolecular recombination in the inverted repeat regions · 2025 · DOI

  • Although nearly 9,000 chloroplast genomes have been released, chloroplast population genetics for specific species remains unexplored.

    Wheat chloroplast pangenome reveals frequent intramolecular recombination in the inverted repeat regions · 2025 · DOI

  • BACKGROUND: Medicago is an economically important forage genus widely distributed across China, yet its mitochondrial genomes remain poorly understood.

    Assembly and comparative analysis of chromosomal mitochondrial genomes in multiple Medicago species · 2025 · DOI

  • The mitochondrial genome of Psophocarpus tetragonolobus (winged bean), a nutritionally valuable yet genomically underexplored tropical legume, was assembled using high-coverage PacBio long reads and Illumina short reads.

    Integrative genomic and machine learning approaches reveal evolutionary signatures in the winged bean mitochondrial genome · 2025 · DOI

  • senticosus, delivering essential genomic data for further studies on phylogenetics, conservation, and molecular breeding of this valuable medicinal plant.

    De Novo assembly and phylogenetic analysis of the complete mitochondrial genome of Eleutherococcus senticosus and related araliaceous species · 2025 · DOI

  • While previous studies have focused on morphological classification, molecular systematics, and medicinal components, there has been limited research on phylogenomics.

    Plastome comparison and phylogenomics of Chinese endemic Schnabelia (Lamiaceae): insights into plastome evolution and species divergence · 2025 · DOI

  • However, how long-term symbioses shape whole genome evolution in metazoans is still underexplored.

    Photosymbiosis shaped animal genome architecture and gene evolution as revealed in giant clams · 2025 · DOI

  • Despite its extensively employed in the pathogen diagnosis for various infectious diseases, its application in diagnosing stroke-related infection, and its potential impact on clinical decision-making, anti-infection treatment, clinical intervention, and patient prognosis remain insufficiently explored.

    Application of metagenomic next-generation sequencing in the diagnosis of post-stroke infections: a case series study using multiple sample types · 2025 · DOI

  • Future research should focus on optimizing mNGS protocols, integration it with convertional diagnostic tools, and evaluating its cost-effectiveness and clinical impact through larger, multicentric studies.

    Application of metagenomic next-generation sequencing in the diagnosis of post-stroke infections: a case series study using multiple sample types · 2025 · DOI

  • Despite numerous studies investigating intratumoral microorganisms and their significant roles in cancer initiation, progression, and treatment efficacy, a systematic understanding of intratumoral microorganisms remains lacking.

    Pan-cancer analysis reveals intratumoral microbial diversity in multiple cancers by amplicon technology · 2025 · DOI

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284 open questions have been extracted from the limitations and future-work passages of 1,041 Genomics and Phylogenetic Studies papers in our library. Each one below links back to the study that raised it, so you can read the original claim in context.

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