Drosophila Feeding Regulation by Fat-Derived BH4 Metabolite

Data from a 2020 study by Do-Hyoung Kim investigating the role of tetrahydrobiopterin (BH4) in regulating feeding behavior in Drosophila. The dataset supports findings on BH4 biosynthesis enzymes Punch, Purple, and Sepiapterin Reductase (Sptr) and their effects on neuropeptide F (NPF) neurons. It includes experimental results linking fat-body-derived BH4 to satiety signaling.

Use Cases

• Analyze the relationship between Punch and Purple enzyme loss in the adult fat body and observed increases in feeding behavior.
• Investigate the specific requirement of Sepiapterin Reductase (Sptr) loss in brain NPF neurons for feeding regulation.
• Model the mechanistic link between BH4 deficiency and reduced NPF staining, likely via promoted release, using the provided experimental data.
• Examine the effect of exogenous BH4 feeding on rescuing phenotypes from Punch, Purple, and Sptr loss across different tissues.

Strengths

• Data originates from a peer-reviewed biological study published in 2020, providing a specific scientific context.
• The dataset is associated with a clear mechanistic hypothesis linking fat-derived BH4, NPF neurons, and feeding behavior.
• Released under the permissive CC0 1.0 license, allowing for unrestricted reuse and analysis.

Limitations

• The specific data format, size, and structure (e.g., row/column count, file types) are not provided in the input.
• The dataset scope is narrowly focused on a specific biological pathway in Drosophila, limiting generalizability to other organisms without further study.
• As a static research output from 2020, it does not receive updates, potentially missing subsequent findings.

Provenance

Source

Dryad digital repository.

Collection Method

Experimental data from a biological study on Drosophila melanogaster.

Freshness

Last updated on 2020-06-24; no update frequency indicated.