RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

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.

55 results for "placebo response" — page 2 of 3

Z_2_12 Verified Molecular Biology

Z_2_12 — Genetics of Pain Perception

Pain perception — the subjective experience triggered by actual or potential tissue damage — varies enormously across individuals, with genetic factors accounting for 25–50% of the variance in pain sensitivity (twin stud

pain genetics nociception SCN9A Nav1.7 congenital insensitivity to pain TRPV1
Z_1_13 Verified Molecular Biology

Z_1_13 — DNA Repair Mechanisms and Genome Stability

Every human cell sustains an estimated 10,000–100,000 DNA lesions per day from endogenous sources alone — oxidative metabolism, spontaneous hydrolysis, replication errors, and reactive metabolites — while environmental m

DNA repair base excision repair nucleotide excision repair mismatch repair double-strand break homologous recombination
Z_4_22 Verified Molecular Biology

Z_4_22 — Protein Chaperone Systems

Molecular chaperones are a diverse group of proteins that assist other proteins in achieving and maintaining their correct three-dimensional structures — preventing misfolding, aggregation, and toxic accumulation of non-

chaperone heat shock protein Hsp70 Hsp90 GroEL GroES
K_3_06 Verified Consciousness

K_3_06 — Disorders of Consciousness: Coma, Vegetative State, and Minimal Consciousness

Disorders of consciousness (DoC) — coma, vegetative state (now termed unresponsive wakefulness syndrome/UWS), and minimally conscious state (MCS) — represent some of the most challenging clinical and philosophical proble

disorders of consciousness coma vegetative state UWS unresponsive wakefulness syndrome minimally conscious state locked-in syndrome
K_1_15 Credible Consciousness

K_1_15 — Consciousness–Genetics Interface

Genetic variation significantly modulates conscious experience, including baseline personality, susceptibility to altered states, response to psychoactive substances, meditation capacity, and vulnerability to disorders o

consciousness genetics COMT serotonin receptors FOXP2 psychedelic response meditation genetics
K_2_10 Verified Consciousness

K_2_10 — Neural Entrainment: External Rhythmic Brain Synchronization

Neural entrainment — the process by which rhythmic external stimuli (sound, light, tactile vibration, or electromagnetic fields) synchronize the timing of neural oscillations in the brain — is a well-established neurophy

neural entrainment brainwave entrainment auditory entrainment photic driving rhythmic stimulation neural oscillation
K_5_02 Verified Consciousness

K_5_02 — Pain, Consciousness, and the Nature of Suffering

Pain is one of the most philosophically revealing phenomena in consciousness studies: it is simultaneously a sensory detection system, an emotional experience, a cognitive evaluation, and a social communication — and the

pain consciousness suffering neuroscience pain matrix neuromatrix theory Melzack gate control affective pain
K_5_20 Verified Consciousness

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

psychoneuroimmunology PNI mind-body stress immunity cortisol cytokines
K_5_07 Verified Consciousness

K_5_07 — Psychophysics: Measuring the Relationship Between Mind and World

Psychophysics — literally "the physics of the soul/mind" — is the scientific study of the quantitative relationship between physical stimuli and the sensations and perceptions they produce. Founded by Gustav Theodor Fech

psychophysics Fechner Weber Stevens signal detection theory threshold
K_5_03 Credible Consciousness

K_5_03 — Psychosomatic Medicine and Mind–Body Interaction

Psychosomatic medicine investigates the bidirectional relationship between psychological processes and physical health — how mental states, emotions, beliefs, and social contexts influence bodily disease, and how physica

psychosomatic medicine mind-body interaction somatization functional somatic syndromes psychoneuroimmunology PNI
E_3_16 Verified Cataclysms & Chronology

E_3_16 — Urban Fire and Civilizational Destruction: Rome, London, Chicago

Urban fires have been among the most recurrent and devastating agents of civilizational destruction throughout recorded history, repeatedly leveling major cities and reshaping their physical layouts, governance structure

Great Fire urban conflagration Rome fire London fire Chicago fire civilizational destruction
ZB_1_11 Verified Ecology & Biology

ZB_1_11 — Predator-Prey Dynamics and Coevolution

Predator-prey dynamics are among the most fundamental processes structuring ecological communities, driving evolutionary arms races, and shaping biodiversity. The Lotka-Volterra equations (Lotka, 1925; Volterra, 1926) pr

predator-prey Lotka-Volterra coevolution arms race trophic cascade Yellowstone wolves
ZC_5_10 Verified Social Science

ZC_5_10 — Sociology of Disaster: Vulnerability, Resilience, and Social Amplification of Risk

The sociology of disaster studies the social dimensions of catastrophic events — earthquakes, floods, hurricanes, pandemics, industrial accidents, nuclear meltdowns, wildfires, and increasingly, climate-driven extreme ev

disaster sociology vulnerability resilience social amplification of risk Quarantelli climate disasters
ZC_5_18 Credible Social Science

ZC_5_18 — Disaster Resilience & Cultural Recovery: Anthropological Perspectives

Disaster resilience — the capacity of communities to absorb, adapt to, and recover from catastrophic events while maintaining essential functions and identity — is increasingly understood not as a property of infrastruct

disaster-resilience cultural-recovery disaster-anthropology community-resilience social-capital disaster-response
ZC_5_17 Credible Social Science

ZC_5_17 — Ritual Efficacy Mechanisms: How Ritual Produces Real-World Effects

Ritual — formalized, repetitive, symbolic action that is culturally prescribed and often marked as distinct from ordinary behavior — is a universal feature of human societies, found in religious ceremonies, civic commemo

ritual ritual efficacy performance theory Rappaport Turner liminality
ZC_4_04 Verified Social Science

ZC_4_04 — Medical Anthropology — Culture, Healing, and the Body

Medical anthropology — the study of how health, illness, healing, and the body are experienced, understood, and managed across cultures — is one of anthropology's most productive subfields, bridging biological and social

medical anthropology healing illness disease sickness culture
G_1_18 Credible Modern Frameworks

G_1_18 — Acoustic Archaeology & Archaeoacoustics

Acoustic archaeology (archaeoacoustics) is the study of sound in past environments and the acoustic properties of archaeological sites, monuments, and artifacts. Emerging as a formal subdiscipline in the 1990s through th

archaeoacoustics acoustic archaeology resonance standing waves Stonehenge Newgrange
T_2_06 Verified Psychology & Social

T_2_06 — Health Psychology and Stress

Health psychology investigates how psychological, behavioral, and social factors influence health, illness, and healthcare — integrating biological and psychosocial perspectives within the biopsychosocial model (Engel, 1

health psychology stress psychoneuroimmunology fight-or-flight HPA axis cortisol
T_1_10 Verified Psychology & Social

T_1_10 — Psychometrics and Intelligence Testing

Intelligence testing is among the oldest and most psychometrically robust enterprises in psychology. Spearman's g factor (1904) — a general mental ability extracted through factor analysis — remains one of the strongest

psychometrics intelligence IQ g factor Spearman fluid intelligence
T_5_16 Verified Psychology & Social

T_5_16 — Psychoacoustics, Binaural Beats, and Sound-Mind Interaction

Psychoacoustics — the scientific study of how humans perceive sound — reveals that hearing is not a passive recording of air pressure changes but an active, constructive neural process shaped by attention, expectation, e

psychoacoustics binaural beats auditory perception brainwave entrainment frequency following response infrasound