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.

3,692 results for "g factor" — page 30 of 185

Z_2_08 Verified Molecular Biology

Z_2_08 — Prion Genetics and Misfolded Proteins

Prions are infectious agents composed entirely of misfolded protein — the only known pathogen that contains no nucleic acid (no DNA, no RNA). The protein-only hypothesis (Stanley Prusiner, 1982 — Nobel Prize 1997) states

prion PRNP PrP PrPSc PrPC prion diseases
Z_2_17 Verified Molecular Biology

Z_2_17 — Prion Biology: Self-Propagating Protein Misfolding and Transmissible Encephalopathies

Prions — proteinaceous infectious particles lacking nucleic acid — represent a paradigm-shattering departure from the central dogma that biological information flows from DNA to RNA to protein. The protein-only hypothesi

prion PrPSc PrPC transmissible spongiform encephalopathy Stanley Prusiner mad cow disease
Z_2_18 Verified Molecular Biology

Z_2_18 — Pharmacogenomics and Precision Medicine

Pharmacogenomics — the study of how genetic variation affects individual responses to drugs — aims to replace the "one-size-fits-all" prescribing model with genotype-guided therapy, selecting the right drug at the right

pharmacogenomics precision-medicine drug-metabolism cyp450 warfarin adverse-drug-reactions
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_2_09 Verified Molecular Biology

Z_2_09 — Mitochondrial Genetics and Diseases

Human mitochondrial DNA (mtDNA) is a 16,569-bp circular genome encoding 37 genes: 13 proteins (all subunits of the oxidative phosphorylation/OXPHOS complexes I, III, IV, and V), 22 transfer RNAs, and 2 ribosomal RNAs. Un

mitochondrial genetics mtDNA mitochondrial DNA mitochondrial disease oxidative phosphorylation OXPHOS
Z_2_04 Verified Molecular Biology

Z_2_04 — Genetic Disorders and Inborn Errors of Metabolism

Genetic disorders — diseases caused by mutations in single genes (monogenic) or chromosomal abnormalities — affect ~3–5% of live births and collectively represent thousands of distinct conditions catalogued in the Online

genetic disorder inborn error metabolism Mendelian disease sickle cell cystic fibrosis
Z_2_06 Credible Molecular Biology

Z_2_06 — Nutrigenomics and Diet-Gene Interactions

Nutrigenomics — the study of how genetic variation influences nutritional requirements, dietary responses, and disease susceptibility — and its complement nutrigenetics (how diet influences gene expression) represent a r

nutrigenomics nutrigenetics diet-gene interaction lactase persistence alcohol metabolism folate metabolism
Z_2_14 Verified Molecular Biology

Z_2_14 — Genetics of Longevity and Blue Zones

The genetics of human longevity — why some individuals live past 100 while most do not — is a field where heritability is modest, effect sizes are small, and environmental factors dominate, yet several genetic pathways h

longevity genetics aging centenarians Blue Zones telomeres telomerase
Z_2_11 Verified Molecular Biology

Z_2_11 — Genetics of Immunity and MHC Diversity

The major histocompatibility complex (MHC) — known as the human leukocyte antigen (HLA) system in humans — is the most polymorphic gene region in the human genome, encoding cell-surface glycoproteins essential for adapti

major histocompatibility complex MHC HLA human leukocyte antigen adaptive immunity antigen presentation
Z_2_22 Verified Molecular Biology

Z_2_22 — Telomere Molecular Biology

Telomeres are the protective nucleoprotein structures capping the ends of linear eukaryotic chromosomes, consisting of tandem repetitive DNA sequences (5'-TTAGGG-3' in vertebrates, repeating ~1,000–2,000 times for a tota

telomere telomerase chromosome end TTAGGG Hayflick limit replicative senescence
Z_2_02 Verified Molecular Biology

Z_2_02 — Telomere Biology & Genetics of Aging

Telomeres — repetitive DNA sequences (TTAGGG)ₙ capping the ends of linear chromosomes — serve as protective buffers against chromosome degradation, end-to-end fusion, and the progressive DNA loss inherent in the end-repl

telomere telomerase aging senescence Hayflick limit Elizabeth Blackburn
Z_2_16 Verified Molecular Biology

Z_2_16 — Cancer Genomics & Precision Oncology

Cancer genomics — the comprehensive analysis of the genetic alterations that drive cancer initiation, progression, and resistance to therapy — has transformed oncology from a tissue-of-origin classification system into a

cancer genomics precision oncology tumor sequencing oncogene tumor suppressor somatic mutation
Z_2_07 Verified Molecular Biology

Z_2_07 — Genetics of Disease Resistance

Infectious disease has been the most powerful selective force shaping the human genome, leaving signatures across thousands of loci. The best-understood example is sickle cell disease (HbS, Glu6Val in HBB): heterozygous

disease resistance natural selection pathogen-driven selection sickle cell malaria resistance HbS
Z_2_05 Verified Molecular Biology

Z_2_05 — Gene Therapy: History and Progress

Gene therapy — the introduction, alteration, or replacement of genetic material within a patient's cells to treat or cure disease — has evolved from a speculative concept to an approved clinical reality over five decades

gene therapy gene replacement viral vector adeno-associated virus AAV lentivirus
Z_2_20 Verified Molecular Biology

Z_2_20 — Prion Molecular Biology

At the molecular level, prion diseases arise from the conversion of the normal cellular prion protein (PrPᶜ) into a misfolded, aggregation-prone conformer (PrPˢᶜ) through a process that remains one of the most extraordin

prion PrP protein misfolding amyloid conformational change PrPSc
Z_2_23 Verified Molecular Biology

Z_2_23 — Immune System & Immunology

The immune system is a multi-layered defense network that protects organisms against pathogens including bacteria, viruses, fungi, and parasites. It comprises two interconnected arms: innate immunity, which provides rapi

immune system innate immunity adaptive immunity T cells B cells antibodies
Z_1_06 Verified Molecular Biology

Z_1_06 — Sex Determination Genetics

Sex determination — the biological process that establishes whether an organism develops as male, female, or an alternative reproductive type — employs remarkably diverse mechanisms across the tree of life. In placental

sex determination sex chromosomes X chromosome Y chromosome SRY gene X-inactivation
Z_1_07 Verified Molecular Biology

Z_1_07 — Genetic Recombination and Crossing Over

Genetic recombination — the physical exchange of DNA segments between homologous chromosomes during meiosis — is a fundamental biological process that generates genetic diversity, ensures proper chromosome segregation, a

recombination crossing over meiosis chiasma homologous recombination linkage
Z_1_08 Verified Molecular Biology

Z_1_08 — Transposons and Mobile Genetic Elements

Transposable elements (TEs, transposons) — segments of DNA that can move or copy themselves to new genomic locations — are among the most abundant and influential components of eukaryotic genomes. Discovered by Barbara M

transposon mobile genetic element transposable element jumping gene Barbara McClintock retrotransposon
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