Gut microbiota, inulin in older adults vs controls
153 gut microbiome samples from older adults and healthy controls, studying changes following inulin versus a placebo; no further details on location or design are given. machine-written summary
153 samples · 153 runs · US · Elderly · 2026 · 5.74 Gbp / sample
Checked this project's papers and archive records yourself? Mark it human-verified.
what each source gave
| ✓ Sequence archive | 459 sample values (country, subject id, timepoint) |
| – Abstract / description | no abstract or project description |
| – 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
Prebiotic / dietary fibre supplement design randomized_controlled_trial · population healthy_control · Inulin supplementation vs placebo
“Gut microbiota changes following inulin and a placebo” — study.title (study level; per-sample arms are in the intervention column below)
longitudinal — not resolved
39 of 40 people sampled more than once (152 samples; median 4, up to 4 per person). Schedule stated by the source: “Samples labeled with subject ID and timepoint codes 100, 200, 300, 400; no units or dates given”.
No Sandpiper profile for this project's samples yet.
| field | samples | coverage | R1 | R2 | R3 | R4 |
|---|---|---|---|---|---|---|
| age_category | 0 | 0% | ||||
| country | 153 | 100% | 153 | |||
| health_condition | 0 | 0% | ||||
| subject_id | 153 | 100% | 153 | |||
| timepoint_label | 153 | 100% | 153 |
Archive description
Gut microbiota changes following inulin and a placebo in older adults and healthy controls
How this project entered the registry
Classified as human gut / stool shotgun DNA metagenome of elderly and adult by opus_adjudicated with confidence 0.55. Assay shotgun_dna.
- host run.host_tax_id · “9606”
- host study.title · “in older adults and healthy controls”
- body site study.title · “Gut microbiota changes”
- life stage study.title · “older adults and healthy controls”
Evidence examples (one per field × route)
| sample | field | value | route | conf. | source | quote |
|---|---|---|---|---|---|---|
| SAMN61902523 | country | US | R1 | 0.90 | sample.attr.geo_loc_name | USA: College Station |
| SAMN61902523 | subject_id | 57A | R1 | 0.70 | sample.name_rule:alias | 57A_100_1 |
| SAMN61902523 | timepoint_label | 100 | R1 | 0.70 | sample.name_rule:alias | 57A_100_1 |
Sequencing
153 runs over 153 samples · mean 5.90 Gbp per run (median 5.74 Gbp, total 903.13 Gbp; 153 runs with a base count) · layout PAIRED 153 · platform ILLUMINA 153 · models Illumina NovaSeq X (153) · 0% of runs with a Sandpiper profile · first public 2026-08-28 – 2026-08-30
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
PRJNA1501268.csv.gz (4.6 KB) · parquet (74.1 KB) — all 153 samples, every field with route and confidence · PRJNA1501268_determinations.csv.gz (3.9 KB) — 459 evidence rows