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The isoelectric point ( pI, pH (I), IEP ), is the pH at which a molecule carries no net electrical charge or is electrically neutral in the statistical mean. The standard nomenclature to represent the isoelectric point is pH (I). [1] However, pI is also used. [2] For brevity, this article uses pI. The net charge on the molecule is affected by ...
In 1990, SAP customers attended the SAP annual conference “SAPPHIRE” to form a SAP users' group. [1] In 1991, the Americas' SAP Users' Group (ASUG) was created. [2] [3] ASUG works with SAP in order to deliver education and training, networking, research, and influence to ASUG members.
Irish Citizen Army. Irish National Invincibles. Irish National Liberation Army. Irish People's Liberation Organisation. Irish Republican Army (1919–1922) Irish Republican Army (1922–1969) Irish Republican Liberation Army. Irish Republican Movement. Irish Revolutionary Forces.
The sortable table below contains the three sets of ISO 3166-1 country codes for each of its 249 countries, links to the ISO 3166-2 country subdivision codes, and the Internet country code top-level domains (ccTLD) which are based on the ISO 3166-1 alpha-2 standard with the few exceptions noted. See the ISO 3166-3 standard for former country codes.
The following 4 pages are in this category, out of 4 total. This list may not reflect recent changes .
ABO blood group antigens present on red blood cells and IgM antibodies present in the serum. The ABO blood group system is used to denote the presence of one, both, or neither of the A and B antigens on erythrocytes (red blood cells). [1] For human blood transfusions, it is the most important of the 44 different blood type (or group ...
According to the 2010 Russian census, more than 20 ethnic groups resided in Moscow. As of 2021, Russians made up 69.7% of population (90.2% among those who declared their ethnicity during the survey). 668,409 people were registered from administrative databases, and could not declare an ethnicity. It is estimated that the proportion of ...
Amino acids can be classified according to the locations of the core structural functional groups ( alpha- (α-), beta- (β-), gamma- (γ-) amino acids, etc.), other categories relate to polarity, ionization, and side chain group type ( aliphatic, acyclic, aromatic, polar, etc.). In the form of proteins, amino acid residues form the second-largest component ( water being the largest) of human ...