Diverse microbiota in palatal radicular groove analyzed by Illumina sequencing: Four case reports

Table 1 Demographic and clinical information of the participants

Patient ID	Age in yr	Sex	Tooth number1	Groove type	Location ofthe groove	Probing depth of the localized periodontal pocket in mm	Groove’s stop, examined during intentional replantation
1	28	Male	7	II	Mesial	8	Junction of the medium and apical thirds of the root
2	33	Male	7	I	Distal	10	Junction of the medium and apical thirds of the root
3	36	Male	7	II	Distal	12	Root apex
4	44	Female	7	I	Distal	12	Approaching the root apex (about 3 mm above the apex)

¹Applied with the universal numbering system.

Table 2 Taxonomic and spatial distribution of the identified operational taxonomic unit

Sample ID	Phylum	Class	Order	Family	Genus	Species
GJ1	6861	686	679	598	391	92
GZ1	513	513	501	452	327	75
GG1	477	477	465	422	308	56
GJ2	622	622	610	531	362	84
GZ2	543	543	534	460	313	74
GG2	583	583	567	500	340	75
GJ3	573	573	560	479	287	70
GZ3	428	428	419	374	244	52
GG3	635	635	620	548	348	79
GJ4	480	480	469	420	281	60
GZ4	444	444	434	377	240	48
GG4	402	402	391	367	258	41

¹Data represents numbers of operational taxonomic units identified in this sample categorized into this taxonomic level. GG: Cervical samples; GJ: Apical samples; GZ: Medium samples.