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Public change overview

Recent concepts

Review concepts whose canonical node records were recently created or updated.

49,387 concepts

Note: this page shows concepts with recent database timestamps. It does not provide a field-by-field edit history because the current schema does not store revision diffs.

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ConceptChangeWhenNode typeDomainIdentifier
Silent Mutation
A change to a DNA SEQUENCE that doesn't change the AMINO ACID SEQUENCE of the protein made.
Updated Biochemical Process Physiology AMW:PHYS:050368
Synthetic Lethal Mutations
Mutations in genes which lead to cell or organism death when occurring in combination with mutations in one or more other genes.
Updated Biochemical Process Physiology AMW:PHYS:050370
Tetratricopeptide Repeat
A structural motif present in a variety of proteins that mediates protein-protein interactions and assembly of multiprotein compl…
Updated Concept Physiology AMW:PHYS:020097
Zinc Fingers
Motifs in DNA- and RNA-binding proteins whose amino acids are folded into a single structural unit around a zinc atom. In the cla…
Updated Concept Physiology AMW:PHYS:020200
Absorption, Radiation
The uptake or transfer of energy from RADIATION.
Updated Anatomical Process Physiology AMW:PHYS:010076
Adsorption
The adhesion of gases, liquids, or dissolved solids onto a surface. It includes adsorptive phenomena of bacteria and viruses onto…
Updated Anatomical Process Physiology AMW:PHYS:010077
Background Radiation
Radiation from sources other than the source of interest. It is due to cosmic rays and natural radioactivity in the environment.
Updated Phenomenon Physiology AMW:PHYS:010272
Beta Particles
High energy POSITRONS or ELECTRONS ejected from a disintegrating atomic nucleus.
Updated Concept Physiology AMW:PHYS:010273
Convection
Transmission of energy or mass by a medium involving movement of the medium itself. The circulatory movement that occurs in a flu…
Updated Anatomical Process Physiology AMW:PHYS:010286
Cosmic Radiation
High-energy radiation or particles from extraterrestrial space that strike the earth, its atmosphere, or spacecraft and may creat…
Updated Phenomenon Physiology AMW:PHYS:010098
Diffusion
The tendency of a gas or solute to pass from a point of higher pressure or concentration to a point of lower pressure or concentr…
Updated Anatomical Process Physiology AMW:PHYS:010126
El Nino-Southern Oscillation
El Nino-Southern Oscillation or ENSO is a cycle of extreme alternating warm El Niño and cold La Nina events which is the dominant…
Updated Phenomenon Physiology AMW:PHYS:010028
Electromagnetic Radiation
Waves of oscillating electric and MAGNETIC FIELDS which move at right angles to each other and outward from the source.
Updated Phenomenon Physiology AMW:PHYS:010180
Elementary Particles
Individual components of atoms, usually subatomic; subnuclear particles are usually detected only when the atomic nucleus decays …
Updated Concept Physiology AMW:PHYS:010130
Evolution, Planetary
Creation and development of bodies within solar systems, includes study of early planetary geology.
Updated Anatomical Process Physiology AMW:PHYS:010099
Fast Neutrons
Neutrons, the energy of which exceeds some arbitrary level, usually around one million electron volts.
Updated Concept Physiology AMW:PHYS:010136
Friction
Surface resistance to the relative motion of one body against the rubbing, sliding, rolling, or flowing of another with which it …
Updated Phenomenon Physiology AMW:PHYS:010204
Geologic Sediments
A mass of organic or inorganic solid fragmented material, or the solid fragment itself, that comes from the weathering of rock an…
Updated Environment Physiology AMW:PHYS:010146
Gravitation
Acceleration produced by the mutual attraction of two masses, and of magnitude inversely proportional to the square of the distan…
Updated Phenomenon Physiology AMW:PHYS:010101
Heavy Ions
Positively-charged atomic nuclei that have been stripped of their electrons. These particles have one or more units of electric c…
Updated Concept Physiology AMW:PHYS:010132
Ice Cover
A thick mass of ICE formed over large regions of land; RIVERS; LAKES; ponds; or SEAWATER.
Updated Environment Physiology AMW:PHYS:010152
Mesons
Short-lived elementary particles found in cosmic radiation or produced from nuclear disintegration. Their mass is between that of…
Updated Concept Physiology AMW:PHYS:010133
Motion
Physical motion, i.e., a change in position of a body or subject as a result of an external force. It is distinguished from MOVEM…
Updated Phenomenon Physiology AMW:PHYS:010226
Nuclear Fission
Nuclear reaction in which the nucleus of a heavy atom such as uranium or plutonium is split into two approximately equal parts by…
Updated Anatomical Process Physiology AMW:PHYS:010233
Nuclear Fusion
Thermonuclear reaction in which the nuclei of an element of low atomic weight unite under extremely high temperature and pressure…
Updated Anatomical Process Physiology AMW:PHYS:010234
Nucleons
Subatomic particles that are either protons or neutrons.
Updated Concept Physiology AMW:PHYS:010134
Optical Rotation
The rotation of linearly polarized light as it passes through various media.
Updated Phenomenon Physiology AMW:PHYS:010242
Orthodontic Friction
Physical resistance to motion between dental surfaces.
Updated Phenomenon Physiology AMW:PHYS:010110
Ozone Depletion
A shift in the balance between production and destruction of STRATOSPHERIC OZONE that results in a decline of the amount of OZONE…
Updated Phenomenon Physiology AMW:PHYS:010052
Permafrost
Perennially frozen layer of soil below the surface in tundra.
Updated Environment Physiology AMW:PHYS:010165