THE SCIENCE NOTES

Detailed research-use protocol for human iPSC lentiviral transduction, including GFP monitoring, puromycin selection, clonal expansion, spin infection considerations, and QC. The post iPSC Lentiviral Transduction Protocol with GFP/Puromycin Selection appeared first on THE SCIENCE NOTES .

Learn how the xanthoproteic test uses nitric acid to detect aromatic amino acids in proteins, including principle, procedure, results, uses, and limitations. The post Xanthoproteic Test: Qualitative Protein Analysis Using Nitric Acid appeared first on THE SCIENCE NOTES .

The nucleus is a membrane-bound organelle that stores DNA and controls gene expression in eukaryotic cells. Learn its structure, nucleolus, chromatin, chromosomes, nuclear pores, and functions. The post Nucleus: Definition, Structure, Functions, DNA Organization, and Diagram appeared first on THE SCIENCE NOTES .

RNA sequencing, commonly called RNA-seq, is a high-throughput sequencing method used to study the transcriptome. The transcriptome includes the RNA molecules expressed in a cell, tissue, organism, or biological condition.... The post RNA-Seq: Principles, Workflow, Data Analysis, and Applications in Transcriptomics appeared first on THE SCIENCE NOTES .

Single nucleotide polymorphisms, or SNPs, are among the most common forms of genetic variation. They occur when one DNA base differs at a specific position in the genome. For example,... The post SNP Genotyping: Methods, Applications, and Benefits appeared first on THE SCIENCE NOTES .

Learn what genetic screens are, how forward and reverse screens work, and how they help scientists study genes, disease, and drug targets. The post Genetic Screens: Types, Methods, and Applications appeared first on THE SCIENCE NOTES .

A trihybrid cross is a genetic cross that studies the inheritance of three traits at the same time. Students usually learn this topic after monohybrid and dihybrid crosses because it... The post Trihybrid Cross: Definition, Forked Line Method, and Phenotypic Ratio appeared first on THE SCIENCE NOTES .

A dihybrid cross is a genetic cross that studies the inheritance of two traits at the same time. Gregor Mendel used dihybrid crosses in pea plants to answer an important... The post Dihybrid Cross: Mendel’s Law of Independent Assortment Explained appeared first on THE SCIENCE NOTES .

A monohybrid cross is a genetic cross between two organisms that differ in only one trait. It is one of the most important concepts in introductory genetics because it helps... The post Monohybrid Cross: Mendel’s Pea Plant Experiments, Dominance, and Law of Segregation appeared first on THE SCIENCE NOTES .

PhD is not nothing. This open letter tells the truth about the sacrifice, endurance, failure, and resilience behind earning a PhD in cell and molecular biology—and why the journey deserves respect. The post A PhD Is Not Nothing: An Open Letter to Those Who Dismiss the Journey appeared first on THE SCIENCE NOTES .

Learn what artificial intelligence is, how AI works, and why undergrad and grad science students should understand machine learning, data, and neural networks. The post Artificial Intelligence Explained: What AI Is, How It Works, and Why Science Students Should Learn It appeared first on THE SCIENCE NOTES .

Human iPSC-derived liver organoids containing Kupffer cells provide a more advanced in vitro model for studying liver inflammation, immune-cell integration, hepatic dysfunction, and tissue repair. The post Human iPSC-Derived Liver Organoids with Kupffer Cells: Protocol Overview, Research Value, and Applications appeared first on THE SCIENCE NOTES .

Human iPSC-derived macrophages offer a scalable model for studying innate immunity, inflammation, and disease biology. This article explains how optimized CRISPR-Cas9 knockout workflows improve functional genomics research in these specialized immune cells. The post CRISPR Knockout in iPSC-Derived Macrophages: Optimized Workflow, Benefits, and Research Applications appeared first on THE SCIENCE N…

A complete guide to Cryo-EM for structural biology. Learn the principles of vitrification, SPA vs. Cryo-ET techniques, 3D reconstruction steps, and applications. The post Cryo-Electron Microscopy (Cryo-EM): Principle, Techniques, and Steps appeared first on THE SCIENCE NOTES .

Discover how introducing peanuts at 4-6 months can reduce allergy risk by 71% into adolescence. Learn about the LEAP-Trio study, diagnosis, and new FDA treatments. The post Peanut Allergy Prevention: Early Introduction & Lasting Protection appeared first on THE SCIENCE NOTES .

Explore the human nervous system's divisions: CNS vs. PNS. Learn how sensory, integrative, and motor functions work together to control the body. Perfect for students! The post Human Nervous System: Divisions, Functions & Anatomy Guide appeared first on THE SCIENCE NOTES .

Explore the essential process of cell division. Learn about the history of cell theory, the mechanics of mitosis and meiosis, and how modern tools like flow cytometry are advancing cancer research. The post Cell Division: Foundations, Mechanisms, and Modern Research appeared first on THE SCIENCE NOTES .

Explore our comprehensive guide to the ELISPOT assay, the gold standard for detecting single-cell immune responses. Learn the history, core principles, and a detailed IFN-γ detection protocol for T and B cell research. Perfect for researchers and students seeking to master this highly sensitive, functional immunological method. The post ELISPOT Assay: Theory, Methodology, and Research Application…

Red blood cells (RBCs), scientifically known as erythrocytes, are the vital transport vehicles of the human cardiovascular system. Their primary mission is to deliver oxygen to every tissue in the body, ensuring cellular respiration and survival. However, these cells have a rigorous “shelf life” of only 120 days. To sustain life, the body must constantly engage in a sophisticated biological manuf…

Understanding an individual’s blood group is a critical component of modern medicine. It ensures compatibility in blood transfusions, organ transplants, and even during pregnancy. Determining these blood groups involves the ABO and Rh blood typing systems, utilizing specific antigens and corresponding anti-sera to identify an individual’s unique biological marker. What is Blood Typing? Blood typi…