The themes of his writing and research are yoga, spirituality, spirituality and rituals of all popular religions, scientific manifestation of spirituality, deities, extra sensory perception, paranormal phenomena, serpent power inside human being, astral travel and astral vision. After that he had written more than a dozen of spiritual books. His first spiritual book was 'Mrityu ood Paraloka' followed by another book on yoga 'Dibyajagat oo Daibivhasa'. After meeting the 'Mahabatar Babaji Maharaj' of Himalaya and receiving 'Shaktipat Diksha' from him, Nigurananda had been writing books on spirituality. Initially he started his career as an author by writing historical novels mainly. By profession he was a professor of history with a very strong depth in science and spiritual yoga. Learn more about this area of knowledge, but not before consulting our more than 15 immunology books in PDF format, carefully selected to offer quality content to our reading community.Nigurananda was born on 15th November, 1935. Today we enjoy highly effective immunization processes, through a vaccination scheme that has saved billions of lives over time. In the following centuries, this process became more sophisticated, with bacteriologist Louis Pasteur playing an important role. The Arabs and the Chinese had also tested this process by inoculating children with smallpox, the process was called variolation. That would be the basis of immunizations. This was recorded in a document written by Thucydides. Immunology is a branch of biology and has been in constant evolution since its beginnings, which are documented in Athens, when it was discovered, during the plague that struck that city, that only people who had already been affected by the disease could care for the sick without catching it a second time. That is, how the body protects and defends itself against microorganisms such as viruses, fungi, bacteria and protozoa, as well as some parasites.

Immunology can thus be defined as the study of the immune system.

All this and much more can be expanded with our selection of immunology books in PDF format.

It can be divided into the innate immune system (first line of defense, less evolved) and the adaptive immune system (capable of generating specific responses). Given the importance of this topic, especially in the field of health, we have put together a compendium of immunology books in PDF format that will bring you up to date on what you need to know. It is able to defend itself daily against external pathogens and to strengthen those defenses over the years. The human body is an amazingly well-functioning machine.

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