All articles starting with I

I/St

I/St (I/StSnEgYCit) is an H-2^j inbred mouse strain, highly susceptible to Mycobacterium tuberculosis via QTLs on chromosomes 3, 9, 17, and X, yet resistant to M. avium.

The I² statistic, also written I-squared, is a measure used in meta-analysis to describe the percentage of variability in effect estimates due to between-study heterogeneity rather than sampling error.

Sep 19, 2026

i2 Technologies

i2 Technologies, commonly known as i2, was a Dallas supply chain management software company founded in 1988 by Sanjiv Sidhu and Ken Sharma, acquired by JDA Software in 2010.

I²C

I²C (Inter-Integrated Circuit) is a two-wire serial bus invented by Philips Semiconductors in 1982 for communication between chips on the same board, with every device addressable.

I2P

I2P, the Invisible Internet Project, is an anonymous, decentralized overlay network that routes traffic through encrypted unidirectional tunnels and hosts internal services such as eepsites and BitTorrent.

I²S

I²S (Inter-IC Sound) is a three-wire serial bus standard for carrying digital audio between integrated circuits, such as DACs and audio codecs, developed by Philips in 1986.

I386

I386 is the common name for the Intel 80386, a 32-bit microprocessor introduced in 1985, the first 32-bit chip in Intel's PC line and the origin of IA-32.

I3S (research laboratory)

i3S, formally the Laboratoire d'Informatique, Signaux et Systèmes de Sophia Antipolis, is a French joint research unit (UMR 7271) in information and communication sciences, created in 1989 and located in Sophia Antipolis near Nice.

I486

The I486 is a 32-bit x86 microprocessor family Intel introduced in 1989, the first x86 chip with over a million transistors, serving as Intel's desktop processor until the 1993 Pentium.

Oct 22, 2026

I53-50

I53-50 is a computationally designed, self-assembling protein nanoparticle with icosahedral symmetry, about 30 nanometers wide, used as a vaccine scaffold including in the licensed COVID-19 vaccine SKYCovione.

I80 Group Asset Based Finance

i80 Group Asset Based Finance is a private-credit fund vehicle of i80 Group, a New York asset-based finance firm founded by former Goldman Sachs banker Marc Helwani in 2016.

Oct 10, 2026

iA Financial Corporation

iA Financial Corporation, doing business as iA Financial Group, is a Canadian insurance and wealth management company founded in 1892 and traded on the Toronto Stock Exchange.

Oct 20, 2026

IA trial

IA trial (NCT05358366), Infección de Amor (Love Infection): UNC-Chapel Hill randomized pilot of a four-episode, 10-minute online telenovela for HIV prevention among 58 Latinas in North Carolina; increased PrEP awareness, access, and self-efficacy.

Ia Venture Strategies

IA Venture Strategies, also known as IA Ventures, is a New York seed-stage venture capital firm founded by Roger Ehrenberg around 2009 to invest in data-intensive businesses.

IA-32

IA-32, also known as x86-32, is the 32-bit instruction set architecture Intel introduced with the 80386 in 1985, defining the x86 family's 32-bit programming model.

IA-64

IA-64, also known as the Intel Itanium architecture, is a 64-bit instruction set developed by Intel and Hewlett-Packard, launched in the Itanium processor in 2001.

IA3 (machine learning)

IA3, short for Infused Adapter by Inhibiting and Amplifying Inner Activations, is a parameter-efficient fine-tuning method introduced in 2022 in which learned vectors rescale a transformer's internal activations.

IAA Mobility

IAA Mobility is a biennial mobility trade fair in Munich, held since 2021 by the German Association of the Automotive Industry as successor to the Frankfurt IAA.

IAAF Golden League

IAAF Golden League, also styled ÅF Golden League, was the IAAF's European one-day athletics series 1998-2009 with a US$1 million jackpot, over 30 world records, replaced by the Diamond League in 2010.

Iablaniţa

Iablanița is a commune in Caraș-Severin county, Banat, Romania, near the Serbian border, known for the Roman-period stone quarry RAN 53032.02 near the Mehadia castrum and continuing quarrying today.

IABP-SHOCK II trial

IABP-SHOCK II (Intraaortic Balloon Pump in Cardiogenic Shock II), NCT00491036: 600-patient German randomized trial showing intra-aortic balloon pumping did not reduce 30-day, 12-month, or 6-year mortality in infarct-related cardiogenic shock, downgrading routine IABP use in guidelines.

Iabrouda

Iabrouda (Arabic يبرود, Yabrud; Akkadian Jabrūdu) was an ancient settlement on the Damascus–Emesa road in Syria, Barrington Atlas 69 E2, now the modern town of Yabrud.

Oct 22, 2026

Iadgari

Iadgari (იადგარი) is the Georgian name for a hymnographic collection, the Georgian version of the early liturgical book called the Tropologion, used in the ancient Jerusalem liturgy.

IAE V2500

The IAE V2500 is a high-bypass turbofan engine built by the International Aero Engines consortium, powering the Airbus A320ceo family, the McDonnell Douglas MD-90, and the Embraer C-390 Millennium.

IAEA Fusion Energy Conference

The IAEA Fusion Energy Conference (FEC) is the International Atomic Energy Agency's biennial forum for fusion experiments, theory, and technology, first held in Salzburg in 1961.

IAEA PRIS

IAEA PRIS, the Power Reactor Information System, is the International Atomic Energy Agency's worldwide database of nuclear power reactors, the reference source for official statistics on nuclear power since 1969.

IAEA safeguards

IAEA safeguards are verification activities by which the International Atomic Energy Agency confirms that a state's nuclear material and activities remain peaceful, using nuclear material accountancy, inspections, containment, and surveillance.

IAEA Safety Standards Series

The IAEA Safety Standards Series is the publication series through which the International Atomic Energy Agency establishes safety standards, in three categories: Safety Fundamentals, Safety Requirements, and Safety Guides.

Iago

Iago is the villain of Shakespeare's Othello (c. 1604), the ensign passed over for promotion who destroys Othello by insinuating Desdemona's infidelity; famous for Coleridge's "motiveless malignity," his final silence, and adaptation from Cinthio's unnamed ensign.