Biology

Last Updated on January 22, 2025 by Zinab Hasssan Biomedical Sciences Simulations are virtual simulations that are used to learn and understand several topics in physiology, human anatomy, pathology, and more in a 3D interactive environment. They also help enhance students’ chemistry and biology skills that are relevant to healthcare.…

Last Updated on June 28, 2023 by Nourhan Essam   Pharmacology plays a crucial and vital role in modern medicine. From ancient remedies to modern drugs, pharmacology has evolved significantly over the centuries. It studies how drugs interact with different living organisms and how they can be used to treat…

Last Updated on May 24, 2023 by Nourhan Essam   Molecular biology of the cell involves different macromolecules or biomolecules like proteins, carbohydrates, lipids, DNA and RNA (nucleic acids) and amino acids. It focuses on studying their chemical and physical structures, compositions, modification, mechanisms, interactions, and functions which are essential…

Last Updated on March 23, 2023 by Nourhan Essam Microbiology is a branch of science that deals with the study of microorganisms like bacteria, viruses, fungi and other protozoa. It also includes their interactions with each other and the environment. To study microbiology well, we need a special laboratory which…

Last Updated on March 9, 2023 by Nourhan Essam The XTT assay is an assay used for cellular metabolic activity measuring as an indicator of cell cytotoxicity, viability and proliferation. XTT assay stands for (2,3-bis-(2-methoxy-4-nitro-5-sulfophenyl)-2H-tetrazolium-5-carboxanilide) which is a tetrazolium-based compound. XTT is a colorless or slightly yellow compound and becomes…

Last Updated on December 9, 2024 by Ahmed Samy You’ve probably heard the phrase Krebs cycle thrown around before. If you’re at all interested in biology, general science, etc. Then you know that the Krebs cycle has a vital role inside our bodies. But what exactly is it? Why does…

Last Updated on December 9, 2024 by Ahmed Samy To understand and study the world of microorganisms, we need special techniques or methods that are called “Microbiology techniques”.  Microbiology techniques are the methods used for studying microbes (ex: bacteria, fungi and protest). The purpose of these techniques include microbial identification,…

Last Updated on May 25, 2023 by Sara Assem DNA extraction is one of the basic techniques employed in the molecular laboratory, done for the first time by Friedrich Miescher in 1869. In this article, we will focus on DNA extraction methods, comparing methods for more understanding. Along with this,…

Last Updated on April 11, 2023 by Sara Assem Try to mention the expression of genetic engineering in humans among a bunch of people, or a community gathering. Now try to escape the endless amount of questions, hurdles, and debates that will arise. technical  Since their first days, genetic engineering,…

Last Updated on June 18, 2023 by Sara Assem ELISpot assay stands for the enzyme-linked immunospot assay. It is a very sensitive method used for measuring the number of cytokines secreting cells. And then measuring the antigen-specific T cells. In this article we will disscus ElISpot principle, steps, benifits, protocol,…