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Table 3 Personalised (unique) bacterial taxa colonising male and female scalp and pubic hair
| Somatic origin (sex/individual) | Bacterial taxa | Natural habitat |
|---|---|---|
| Pubic (F. Ind.1) | Lactobacillus spp. ×1a (Lactobacillaceae) | Most prevalent genera in human vagina; also present in gastro-intestinal tract (GIT) [39] |
| Scalp (F. Ind.1) | Neisseriaceae | Normal human flora of oro-nasopharynx [39] |
| Scalp (M. Ind.2) | Nocardioidaceae | Soil and aquatic habitats [44] |
| Scalp (M. Ind.2) | Streptococcus sobrinus (Streptococcaceae) | Implicated in dental pathologies [39] |
| Pubic (M. Ind.3) | Corynebacterium × 2 spp.a (Corynebacteriaceae) | Major inhabitants of skin flora [39] |
| Pubic (M. Ind.3) spp. | Tissierellaceae fam.nov. | Intestine, vagina, oral cavity; some general environmental [46] |
| Pubic (M. Ind.3) | Anaerococcus spp.a (Tissierellaceae fam.nov) | Human nasal cavity, skin and vagina [47] |
| Pubic (F. Ind.4) | Campylobacteraceae | Human oral cavity, intestinal tracts and environmental [48] |
| Scalp (F. Ind.5) | Rhodocylcaceae | Activated sludge and waste water [49] |
| Scalp (F. Ind.5) | Micrococcaceae | Widely distributed in environment; commensal on human skin [39] |
| Pubic (F. Ind.5) | Lactobacillus × 3 spp.a (Lactobacillaceae) | Prevalent and abundant in human vagina; also present in GIT [39] |
| Pubic (F. Ind.6) | Gardnerella spp.a (Bifidobacteriaceae) | Implicated in bacterial vaginosis (BV) [39] |
| Pubic (F. Ind.6) | Enterobacteriaceae | Many species harmless symbionts of the human GIT [39] |
| Pubic (F. Ind.6) | Methylobacteriaceae | Ubiquitous in nature, opportunistic pathogens [50] |
| Pubic (F. Ind.6) | Pasteurellaceae | Respiratory, alimentary and reproductive tracts [51] |
| Pubic (F. Ind.6) | Pseudomonas spp.a (Pseudomonadaceae) | Transients on human skin [39] |
| Pubic (M. Ind.7) | Aurantimonadaceae | Marine environment [52] |
| Scalp (M. Ind.7) | Brachybacterium spp.a (Dermabacteraceae) | Variety of environments [53] |
| Scalp/Pubic (M. Ind.7) | Gordoniaceae | Majority environmental [54], some human pathogens [55] |
| Scalp/Pubic (M. Ind.7) | Rhodobacteriaceae | Aquatic habitats [56] |
| Scalp/Pubic (M. Ind.7) | Sphingomonadaceae | Widespread in nature; present in water [57, 58] |
