Seaweed meal intervention and gut microbiome in Zhoushan, China
61 gut metagenome samples from Zhoushan, China, from a diet intervention study examining arsenic metabolism and gut microbiome/CAZyme responses to a single seaweed meal. machine-written summary
61 samples · 61 runs · CN · Age unknown · 2025 · 17.47 Gbp / sample
Checked this project's papers and archive records yourself? Mark it human-verified.
what each source gave
| ✓ Sequence archive | 299 sample values (collection date, country, location locality, subject id, timepoint) |
| ○ Abstract / description | read; no usable statement |
| – Full text | no open-access full text linked |
| – Supplementary tables | no supplementary tables available (or none open access) |
| – External resources | not covered by the external resources we ingest |
| – User contribution | nothing uploaded yet · share metadata |
| – Human verified | not yet checked by a person · I checked this project — verify it |
intervention — arms not resolved
Controlled / prescribed diet or feeding regimen design single_arm_before_after · population healthy_control · Single test meal containing seaweed, pre/post sampling
“a Single Meal of Seaweeds in Humans” — study.title (study level; per-sample arms are in the intervention column below)
longitudinal — not resolved
19 of 36 people sampled more than once (44 samples; median 2, up to 3 per person).
Genera, mean relative abundance over 57 profiled gut samples of this project (Sandpiper SingleM profiles, GTDB R232; low-depth and non-metagenome profiles left out).
| field | samples | coverage | R1 | R2 | R3 | R4 |
|---|---|---|---|---|---|---|
| age_category | 0 | 0% | ||||
| country | 61 | 100% | 61 | |||
| health_condition | 0 | 0% | ||||
| subject_id | 61 | 100% | 61 | |||
| collection_date | 61 | 100% | 61 | |||
| detailed_location | 61 | 100% | ||||
| location_locality | 61 | 100% | 61 | |||
| timepoint_label | 55 | 90% | 55 |
Archive description
This study utilized shotgun metagenomic sequencing to comprehensively investigate the effects of seaweed consumption on the human gut microbiome and its CAZyme repertoire.
How this project entered the registry
Classified as human gut / stool shotgun DNA metagenome of age unknown by opus_adjudicated with confidence 0.70. Assay shotgun_dna.
- host study.title · “Following a Single Meal of Seaweeds in Humans”
- host run.host_tax_id · “9606”
- body site study.description · “the human gut microbiome”
Evidence examples (one per field × route)
| sample | field | value | route | conf. | source | quote |
|---|---|---|---|---|---|---|
| SAMN48952664 | collection_date | 2023-07 | R1 | 0.90 | biosample.attribute:collection_date | 2023-07 |
| SAMN48952664 | country | CN | R1 | 0.90 | sample.attr.geo_loc_name | China:ZhouShan |
| SAMN48952664 | location_locality | Zhoushan | R1 | 0.85 | biosample.attribute:geo_loc_name | China:ZhouShan |
| SAMN48952664 | subject_id | 1 | R1 | 0.70 | sample.name_rule:title | title: F1-1 |
| SAMN48952664 | timepoint_label | 1 | R1 | 0.70 | sample.name_rule:title | title: F1-1 |
Sequencing
61 runs over 61 samples · mean 17.51 Gbp per run (median 17.47 Gbp, total 1,068.10 Gbp; 61 runs with a base count) · layout PAIRED 61 · platform ILLUMINA 61 · models Illumina MiSeq (61) · 93% of runs with a Sandpiper profile · first public 2025-09-21
Authors (0)
No author record.
Help complete this project
2 of the 4 core fields are below 50% coverage: age_category, health_condition. Share metadata
Downloads
PRJNA1273656.csv.gz (2.3 KB) · parquet (71.1 KB) — all 61 samples, every field with route and confidence · PRJNA1273656_determinations.csv.gz (3.4 KB) — 299 evidence rows