Gene expression

New study reveals how thalamus orchestrates the maturation of sensory and cognitive processing

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Our brains seamlessly process streams of visual information from the world around us while simultaneously understanding the causal structure of events. These essential cognitive functions, known as external sensory processing and internal world modeling, are critical for navigating complex environments. The brain achieves this through large-scale functional systems responsible for these processes. Recently, an international … Read more

Study reveals coordinated carbon fixation strategies in deep-sea vent symbionts

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In the deep-sea environment of the East Pacific Rise, where sunlight does not penetrate and the surroundings are known for their extreme temperatures, skull-crushing pressures, and toxic compounds, lives Riftia pachyptila, a giant hydrothermal vent tubeworm. Growing up to 6 feet tall with a deep-red plume, Riftia does not have a digestive system but thrives … Read more

CRISPR increases gene expression for better photosynthesis

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A team from the Innovative Genomics Institute at the University of California, Berkeley (UCB) has produced an increase in gene expression in a food crop by changing its upstream regulatory DNA. While other studies have used CRISPR/Cas9 gene-editing to knock out or decrease the expression of genes, new research published in Science Advances is the … Read more

New study creates high-resolution map of gene expression in sorghum stem tissue

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Bioenergy sorghum is an important resource for the production of biofuels and bioproducts and a critical component of a sustainable agricultural future. Researchers have been working hard to make this tall, drought-tolerant plant even more productive and resilient to harsh environmental conditions. But those efforts are hampered by a lack of knowledge about the inner … Read more

Entangled two-photon absorption unveils unique molecular properties

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Spectroscopy is the study of how matter absorbs and emits light and other radiation. It allows scientists to study the structure of atoms and molecules, including the energy levels of their electrons. Classical optical spectroscopy relies on the way particles of light called photons interact with matter. These classical spectroscopy techniques include one-photon absorption (OPA) … Read more

Animal Development: Embryonic Development and Morphogenesis

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Animal development, also known as embryonic development, encompasses the complex processes through which a single fertilized egg cell transforms into a multicellular organism with distinct tissues, organs, and body structures. This intricate journey involves cellular differentiation, tissue organization, morphogenetic movements, and regulatory mechanisms that orchestrate the formation of body axes, germ layers, organ systems, and … Read more

Microbial Genetics: Genetic Mechanisms in Bacteria and Archaea

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Microbial genetics is a specialized field within genetics that focuses on the study of genetic mechanisms in bacteria and archaea, collectively referred to as microorganisms or microbes. These single-celled organisms play crucial roles in various ecosystems, contributing to nutrient cycling, biogeochemical processes, symbiotic relationships, and human health. Microbial genetics explores the diversity, evolution, regulation, and … Read more

Systems Biology: Integrating Biological Processes into Complex Systems

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Systems biology is an interdisciplinary field that seeks to understand biological systems as integrated networks of components, processes, and interactions, rather than isolated parts. It combines principles from biology, mathematics, computer science, engineering, and other disciplines to analyze complex biological phenomena at multiple scales, from molecular and cellular levels to tissues, organs, organisms, populations, and … Read more

Neuroplasticity: Brain’s Ability to Change and Adapt

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Neuroplasticity, also known as brain plasticity or neural plasticity, is a fundamental property of the brain that refers to its ability to change and adapt throughout life in response to experiences, learning, environmental stimuli, injury, and disease. This remarkable capacity for structural and functional reorganization enables the brain to modify neural pathways, establish new connections, … Read more

Plant Genetics: Breeding and Genetic Modification

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Plant genetics encompasses the study of genes, heredity, and genetic variation in plants, including their breeding, genetic modification, inheritance patterns, molecular mechanisms, and applications in agriculture, horticulture, forestry, and biotechnology. Understanding plant genetics is essential for improving crop traits, developing new crop varieties, enhancing agricultural productivity, ensuring food security, and addressing global challenges such as … Read more

Microbial Ecology: Roles of Microorganisms in Ecosystems

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Microbial ecology is the branch of ecology that studies the interactions between microorganisms and their environment, including other organisms, abiotic factors, and biogeochemical processes. Microorganisms, including bacteria, archaea, fungi, protists, and viruses, play essential roles in ecosystem dynamics, nutrient cycling, energy flow, and biogeochemical transformations. Understanding microbial ecology is crucial for elucidating the functioning of … Read more

Neurochemistry: Chemical Processes in the Nervous System

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Neurochemistry is the branch of neuroscience that focuses on the chemical processes occurring within the nervous system, including the synthesis, release, reuptake, and metabolism of neurotransmitters, neuromodulators, and other signaling molecules. It encompasses the study of molecular mechanisms underlying neuronal communication, synaptic transmission, neuroplasticity, and brain function. Understanding neurochemistry is essential for unraveling the molecular … Read more

Developmental Biology: Processes from Fertilization to Organism Formation

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Developmental biology is a fascinating field that explores the processes governing the growth, differentiation, and organization of cells into complex multicellular organisms. From the moment of fertilization, when a sperm cell fuses with an egg cell, to the formation of fully functional organs and tissues, developmental biology seeks to unravel the intricate molecular, cellular, and … Read more

Genomics: Mapping Genomes and Genetic Variation

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Genomics is a field of biology that focuses on the study of genomes, which are the complete sets of genetic material (DNA) present in an organism. Genomics encompasses a wide range of disciplines, techniques, and methodologies aimed at mapping genomes, analyzing genetic variation, understanding gene function, and elucidating the genetic basis of traits, diseases, and … Read more

Bioinformatics: Data Analysis in Biological Research

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Bioinformatics is a multidisciplinary field that combines biology, computer science, mathematics, and statistics to analyze and interpret biological data. It plays a crucial role in advancing our understanding of complex biological systems, from genomics and proteomics to evolutionary biology and drug discovery. By leveraging computational tools and algorithms, bioinformatics enables researchers to extract meaningful insights … Read more

Genetics of Cancer: Causes and Treatments

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Cancer is a complex group of diseases characterized by uncontrolled cell growth and proliferation. It can affect virtually any part of the body and is caused by a combination of genetic, environmental, and lifestyle factors. The genetics of cancer play a crucial role in understanding its causes, development, progression, and potential treatments. Genetic Basis of … Read more

Endocrinology: Study of Hormones and Endocrine System

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Endocrinology is the branch of biology and medicine that deals with the study of hormones and the endocrine system. Hormones are chemical messengers produced by glands in the endocrine system, which regulate various physiological processes and maintain homeostasis in the body. The endocrine system consists of glands and organs that secrete hormones directly into the … Read more

Molecular Biology: Understanding Biological Processes at the Molecular Level

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Molecular biology is a branch of biology that explores the structure, function, and interactions of biomolecules, such as DNA, RNA, proteins, lipids, and carbohydrates, at the molecular level. It encompasses a wide range of techniques, methodologies, and disciplines aimed at understanding biological processes, genetic information flow, gene expression, cellular functions, and molecular mechanisms underlying life. … Read more

Botany: Diversity and Adaptations of Plants

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Botany, the scientific study of plants, encompasses a vast array of topics ranging from plant structure and function to their evolutionary history, ecological interactions, and economic importance. Plants are essential for life on Earth, serving as the primary producers in ecosystems, providing oxygen, food, shelter, and numerous other resources for humans and other organisms. The … Read more

Researchers develop hormone-free plant regeneration using developmental regulator genes

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For ages now, plants have been the primary source of nutrition for animals and mankind. Additionally, plants are used for the extraction of various medicinal and therapeutic compounds. However, their indiscriminate use, along with the rising demand for food, underscores the need for novel plant breeding practices. Advances in plant biotechnology can address the problems … Read more