BIOASTER is a Technological Research Institute dedicated to microbiology and infectious diseases. BIAOSTER s areas of expertise are organized around four research programs: 1/ Antimicrobials; 2/ Vaccines; 3/ Microbiota; 4/ Diagnostics.

Hibiscus is a non-interventional, monocentric study aimed at building up a a collection of biological samples (stool, urine, saliva, buccal swab, nasal swab, superficial skin swab, hair) collected from BIOASTER employees. These samples to be used for scientific purposes including the technological development of Bioaster s collaborative and in-house research projects.

Inclusion Criteria:

Some inclusion criteria can be defined according to the needs of the scientific objective. For example, it is up to volunteers to decide whether or not to participate if they meet the following criteria:

• Age criteria (e.g.: specific, non-identifying range sought: 30-40 years)
• BMI criteria (for example: BMI between 18.5 and 29 kg/m2)
• Gender criteria (e.g.: women only)

Exclusion Criteria:

Some of the following non-inclusion criteria may be defined according to the needs of the project:

• Minor subject
• Health criteria (e.g. presence or absence illness/infection/vaccination/allergy/anti-infective treatment in the last 3 months prior to the date of sampling)
• Smoker status
• Severe chronic illness (active cancer, HIV, severe renal failure, ongoing severe heart, liver or biliary disorders, arthritis)
• Diagnosed acute or chronic gastrointestinal disease or complication (e.g. celiac disease, gastroesophageal reflux, gastric or duodenal ulcer, Crohn's disease, hemorrhoids, irritable bowel syndrome),

In all cases, it will be requested that volunteers with the following criteria do not participate in the study:

• Pregnant or breast-feeding women
• Subjects under curatorship or guardianship
• Subjects under legal protection.

Healthy volunteers (Bioaster employees)