Origin of Life

Theories and evidence for chemical biopoieses

Item links

~ In the Beginning was Abiogenesis ~ What Is Life? ~ Origin of Life and Early Life on Earth
~ Before the Beginning ~ The RNA world on ice: a new scenario for the emergence of RNA information.
~ Ligation activity of fragmented ribozymes in frozen solution: implications for the RNA world -- Vlassov et al. 32 (9): 2966 -- Nucleic Acids Research
~ Primordial Atmosphere.
~ Efficient near ultraviolet light induced formation of hydrogen by ferrous hydroxide.
~ Early Earth Atmosphere Hydrogen-rich, Favorable To Life
~ The sugar model: catalysis by amines and amino acid products.
~ Chemical constraints governing the origin of metabolism: the thermodynamic landscape of carbon group transformations under mild aqueous conditions.
~ On the emergence of biological complexity: life as a kinetic state of matter.
~ Kinetics of organic transformations under mild aqueous conditions: implications for the origin of life and its metabolism.
~ Primordial carbonylated iron-sulfur compounds and the synthesis of pyruvate.
~ Entropy and charge in molecular evolution--the case of phosphate.
~ Activated acetic acid by carbon fixation on (Fe,Ni)S under primordial conditions.
~ Ammonia formation by the reduction of nitrite/nitrate by fes: ammonia formation under acidic conditions.
~ What Is Life and How Do We Search for It in Other Worlds?
~ Top Down & Bottom Up ~ Primordial Soup : Theories
~ The Miller-Urey experiments and beyond ~ RNA world hypothesis
~ Concentration of simple aldehydes by sulfite-containing double-layer hydroxide minerals: implications for biopoesis.
~ Primordial Peptides and Proteins ~ Hydrothermal vents
~ Sulphate metabolism among thermophiles and hyperthermophiles in natural aquatic systems.
~ The emergence of life from iron monosulphide bubbles at a submarine hydrothermal redox and pH front.
~ On the origin of genomes and cells within inorganic compartments.
~ Thermal force approach to molecular evolution.
~ Astrobiology ~ The universe: a cryogenic habitat for microbial life.
~ Possible steps to the emergence of life: the [GADV]-protein world hypothesis.
~ Metabolic Life Theory ~ Minimal Genome ~ Cairns-Smith model
~ Intercalation of amino acids and peptides into Mg-Al layered double hydroxide by reconstruction method.
~ In Search of the Simplest Cell ~ Cyanophyta ~ Cyanobacteria abstracts
~ Modern stromatolites -- living fossils ~ Structure of stromatolites ~ Fossilized stromatolites
~ Stromatolite fossils
~ Three subsets of sequence complexity and their relevance to biopolymeric information.
~ Photosynthesis and the origin of life. ~ Chance and necessity do not explain the origin of life.
~ Of Ice and Then
~ Acetogenic bacteria: what are the in situ consequences of their diverse metabolic versatilities?
~ Liquid Water At Earth's Surface 4.3 Billion Years Ago, Scientists Discover
~ Early Earth Likely Had Continents, Was Habitable, According To New Study
~ A new pathway of autotrophic growth utilizing carbon monoxide or carbon dioxide and hydrogen.
~ Identifying Noncoding RNAs in Genome Sequences
~ Clays May Have Aided Formation of Primordial Cells
~ Some consequences of the RNA world hypothesis.
~ Obcells as Proto-Organisms: Membrane Heredity, Lithophosphorylation, and the Origins of the Genetic Code, the First Cells, and Photosynthesis
~ The habitat and nature of early life : Nature
~ Self-organizing biochemical cycles -- Orgel 97 (23): 12503 -- Proceedings of the National Academy of Sciences
~ High solubility of random-sequence proteins consisting of five kinds of primitive amino acids.
~ Catalytic effects of glycine on prebiotic divaline and diproline formation.
~ How was membrane permeability produced in an RNA world?
~ The two ages of the RNA world, and the transition to the DNA world: a story of viruses and cells.
~ Gas hydrates and bacteria ~ Debate over origins of modern central Europeans
~ Expression of acetylcholine (ACh) and ACh-synthesizing activity in Archaea.
~ Darwinism and the origin of life: the role of H.C. Bastian in the British spontaneous generation debates, 1868-1873.

. . . origin of site 10/06/06