What is Alzheimer’s? Alzheimer’s disease (also known as Alzheimer’s) is one of the most common forms of neurodegenerative dementia and is characterised by a progressive deterioration of cognitive functions, memory…
What is it and what is its purpose? Growth hormone (GH), also called somatotropin, is a hormone produced by the pituitary gland located at the base of the brain. This…
What is allergic rhinitis? Allergic rhinitis is an inflammation of the nasal and oral mucous membranes that occurs following exposure to an allergen. Allergens are substances that trigger an immune…
Cross-reactivity is a relevant phenomenon in allergic disorders, it occurs when the immune system of an organism identifies structurally similar or biologically related proteins present in different substances as allergens….
Human papillomavirus (HPV): What is it? The human papillomavirus (HPV) is a virus that can infect the human reproductive system of men and women. HPV infection is a sexually transmitted…
Index What are Sexually Transmitted Diseases (STDs)? Sexually Transmitted Diseases (STDs) are diseases caused by pathogens and are transmitted by blood, sperm, vaginal fluids or other body fluids during sexual…
Adenoviruses are DNA viruses with high pathogenic power. They cause respiratory infections in subjects of any age but most commonly in frail and immunocompromised adults and in the paediatric population,…
Respiratory syncytial virus: what is it? The respiratory syncytial virus (RSV) is a highly contagious seasonal virus, responsible for around 3 million hospital admissions and 120,000 deaths each year among…
Chlamydia pneumoniae is a pathogenic bacterium for humans and usually carries asymptomatic and mild infections, but can cause more severe diseases such as bronchitis and pneumonia. This bacterium can also…
The Influenza A/H1N1 virus is a viral infection that affects the respiratory system and involves symptoms similar to seasonal influenza. Although it is mainly caused by the A/H1N1 virus, various…