Category: Immunology

Relevant immunological information to a medical laboratory scientist and technologist

Complement pathway: Three cascades that are easy to follow

Posted on December 9, 2019December 9, 2019 by Stephen

The three pathways of the complement system are the classical pathway, alternative pathway and lectin pathway all leading to the activation of MAC.

Lymphoid System: The primary and secondary organs

Posted on December 7, 2019December 7, 2019 by Stephen

The primary lymphoid organs are thymus, Bursa Fabricius, and bone marrow while the secondary lymphoid organs are those that are encapsulated & and those that are non-capsulated

Humoral Immunity: What you should know!

Posted on December 6, 2019December 6, 2019 by Stephen

Humoral immunity is derived from the Latin word ‘humor’ meaning

Hematopoiesis: The stages of blood cell formation.

Posted on December 6, 2019December 6, 2019 by Stephen

HEmatopoiesis is the process of blood cell formation. it occurs in organs such as the bone marrow, liver spleen, thymus and lymph nodes.

The Complement System: A Brief Overview

Posted on December 5, 2019December 9, 2019 by Stephen

The complement system points to the heat-labile components of blood that contribute to the lysis of foreign pathogens that invade the blood

T Lymphocytes: Role in Cell-Mediated Immune Response

Posted on October 6, 2019October 6, 2019 by Stephen

T- Lymphocytes is a major class of lymphocytes whose precursors arise from the bone marrow then migrate and mature in the thymus of which they derive their name (Thymus derived lymphocytes). They are divided into functionally distinct populations which are T- helper cells (CD4+), cytotoxic cells (CD8+) and the T-regulatory cells (CD4+).