RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.
61 results for "gut bacteria" — page 2 of 4
ZB_5_03 — Microbiome Ecology
The microbiome — the collective genomes of the trillions of microorganisms (bacteria, archaea, fungi, viruses) inhabiting a host organism or environment — has emerged as one of the most transformative research areas in 2
U_1_07 — Music and Social Movements
Music and social movements have been inseparable throughout history — music serves as a vehicle for collective identity, emotional mobilization, coded communication, and cultural memory in struggles for justice, labor ri
U_3_07 — Paper and Papermaking Traditions
Paper — a matted sheet of plant fibers — is one of civilization's most transformative inventions, enabling the preservation and dissemination of knowledge at scales impossible with earlier writing surfaces. Pre-paper wri
U_3_10 — Printmaking and the History of the Book
Printmaking — the creation of images or text by transferring ink from a prepared surface to paper or other substrate — and the history of the book are intertwined stories of how humans multiplied information. Relief prin
X_3_19 — Gastroenterology & Digestive Disorders
Gastroenterology encompasses the study and treatment of the entire gastrointestinal (GI) tract — from esophagus to rectum — along with the liver, pancreas, and biliary system. The human gut is the body's largest immune o
X_3_30 — Barrier Permeability and Consciousness State Transitions
The blood-brain barrier, intestinal epithelium, and neuronal cell membrane are not passive filters but actively gated information interfaces whose permeability state directly modulates conscious experience. Pharmacologic
W_1_13 — Mesopotamian Daily Life and Urban Civilization
Beyond the well-known temples, ziggurats, and royal inscriptions, the cuneiform record preserves an extraordinarily detailed picture of everyday Mesopotamian life spanning over 3,000 years. Tens of thousands of clay tabl
W_2_08 — Korean Shamanism (Muism / Musok)
Korean shamanism (Muism or Musok, 무속) is one of the oldest continuous spiritual traditions in East Asia, predating the introduction of Buddhism (4th century CE) and Confucianism to the Korean peninsula. Centered on mudan
ZF_2_20 — Submarine Volcanic Ecosystems
Submarine volcanic ecosystems — biological communities thriving at hydrothermal vents, volcanic seamounts, and submarine caldera environments — represent one of the most profound biological discoveries of the 20th centur
ZF_2_07 — Marine Microbiology and Plankton
Marine microorganisms — bacteria, archaea, protists, viruses, and microscopic algae — constitute the invisible foundation of ocean life, driving global biogeochemical cycles, producing roughly half of the world's oxygen,
ZF_4_14 — Harmful Algal Blooms: Red Tides, Toxins, and Eutrophication
Harmful algal blooms (HABs) — rapid proliferations of microscopic algae (phytoplankton) or cyanobacteria that produce toxins, deplete oxygen, or otherwise damage marine ecosystems, fisheries, and human health — are incre
Z_5_02 — Metagenomics and Environmental DNA
Metagenomics — the sequencing and analysis of genetic material recovered directly from environmental samples without culturing organisms — has revealed that the vast majority of Earth's microbial diversity was invisible
Z_4_20 — Quorum Sensing in Bacteria
Quorum sensing (QS) is a chemical communication system used by bacteria to coordinate gene expression in response to population density — enabling single-celled organisms to exhibit collective behaviors that would be ine
K_3_09 — Minimal Consciousness and the Threshold of Sentience
Where does consciousness begin? This question — the problem of the threshold of sentience — is one of the most challenging in consciousness studies because it requires identifying what KIND of physical system is minimall
K_5_20 — Psychoneuroimmunology: Mind-Body-Immune Connections
Psychoneuroimmunology (PNI) — the study of interactions between psychological processes, the nervous system, and immune function — has established that the mind directly influences immune defense and that immune activity
K_5_12 — Interoception: Body Signals and Conscious Experience
Interoception — the perception of the internal physiological state of the body — encompasses the sensing and central processing of signals from the heart (cardiac rhythm, blood pressure), lungs (breathing), gut (satiety,
E_2_12 — Great Oxygenation Event
The Great Oxygenation Event (GOE) — approximately 2.4–2.1 billion years ago — was one of the most transformative events in Earth's history: the first permanent rise of free molecular oxygen (O₂) in the atmosphere, from n
Q_1_10 — Cosmic Inflation and the First Second
Cosmic inflation — the hypothesis that the universe underwent an exponential expansion in the first 10⁻³⁶ to 10⁻³² seconds after the Big Bang — was proposed by Alan Guth in 1981 to resolve critical problems in standard B
Q_4_06 — Baryon Asymmetry and Matter-Antimatter
One of the deepest unsolved problems in physics is the baryon asymmetry of the universe — the observed predominance of matter over antimatter. For every ~10⁹ photons in the cosmic microwave background, there is approxima
INTERDOC_62 — Chemical Language Systems: Information Encoding from Microbes to Consciousness
Bacterial quorum sensing molecules encode population-density commands with combinatorial logic-gate precision (Bassler and Losick, 2006); microbial short-chain fatty acids (SCFAs) direct host immune programming, epigenet
BROWSE BY SECTION — 3,721 documents across 34 fields