All articles starting with L

LP 424-4b

LP 424-4b, also known as GJ 3470 b, is a Neptune-like exoplanet orbiting the nearby red dwarf star GJ 3470 every 3.3 days, announced in 2012.

LP 791-18

LP 791-18 (TOI 736) is an M6 red dwarf about 90 light-years away with three transiting planets: super-Earth b, hazy sub-Neptune c, and tidally heated, possibly volcanic Earth-sized d.

LP 816 060

LP 816-060 (LP 816-60, HIP 103039) is a single M3.5 V red dwarf about 18 light years away in Capricornus, with 0.19 solar masses, temperature 3239 K, no known planets or stellar companions.

LP 890-9

LP 890-9, also known as TOI-4306 and SPECULOOS-2, is a red dwarf star about 106 light-years from the Sun with two super-Earth planets announced in 2022.

Lp convergence of random variables

Lp convergence of random variables, also called convergence in mean of order p, is the mode of convergence where E[|Xn − X|^p] tends to zero as n grows.

LP Giobbi (Leah Chisholm) is an American house DJ, producer, and jazz-trained pianist from Oregon, known for the albums Light Places (2023) and Dotr (2024), Grateful Dead-themed Dead House sets, and founding the nonprofit FEMME HOUSE.

LP record

The LP record, also known as the vinyl LP or long-playing record, is a 12-inch vinyl format at 33 1/3 rpm introduced by Columbia Records in 1948, holding about 22 minutes per side.

Lp space

An Lp space, also called a Lebesgue space or Lp norm space, is a space of measurable functions whose p-th power is integrable, a central object of functional analysis.

LP-003

LP-003 (Longbio Pharma) is a humanized anti-IgE monoclonal antibody blocking free IgE binding to FcεRI/CD23, with ~800-fold higher IgE affinity than omalizumab; its seasonal allergic rhinitis BLA was accepted by China's NMPA in 2026.

LP-1

LP-1 (LP1, CVCL_0012, DSMZ ACC 41) is a human multiple myeloma cell line established in 1986 from the peripheral blood of a 56-year-old woman with IgG-lambda myeloma; EBV-negative, CD38-positive, secretes IgG lambda, used in differentiation, pharmacogenomic, and anti-CD38 immunotherapy studies.

LPDDR

LPDDR (Low Power Double Data Rate), also called Mobile DDR, is a JEDEC-standardized DRAM family that trades scalability for lower power, serving as main memory in smartphones and tablets.

LPG carrier

An LPG carrier is a cargo ship purpose-built to carry liquefied petroleum gas, principally propane and butane, in liquid form, kept liquid by pressurization, refrigeration, or a combination of both.

LPGA

LPGA (Ladies Professional Golf Association), founded 1950 by 13 Founders, is the longest-standing women's professional sports organization, running the LPGA Tour: 33 events, $132M+ 2026 prize fund, five majors, Race to the CME Globe finale.

LPIN1

LPIN1 (lipin 1, PAP1) is a gene on 2p25.1 encoding a Mg2+-dependent phosphatidic acid phosphatase and transcriptional coactivator; biallelic mutations cause childhood acute recurrent myoglobinuria with severe rhabdomyolysis.

Oct 10, 2026

LPL Financial Holdings

LPL Financial Holdings, through its subsidiary LPL Financial, is the largest independent broker-dealer in the United States, supporting over 32,000 advisors and about $2.6 trillion in client assets.

LPP (company)

LPP S.A. is a Polish family-owned apparel retailer headquartered in Gdańsk, operating the Reserved, Sinsay, Cropp, House, and Mohito brands in more than 3,700 stores across 35 countries.

LPS-induced tumour necrosis factor alpha factor

LITAF (SIMPLE, PIG7), lipopolysaccharide-induced TNF-alpha factor, UniProt Q99732: zinc-binding endolysosomal membrane protein and macrophage transcription factor downstream of TLR2/4-MyD88 and p38α; mutations cause CMT1C.

LPX (form factor)

LPX (Low Profile eXtension) is a motherboard form factor introduced by Western Digital in 1987 for slimline desktop PCs, with expansion cards plugged sideways into a central riser card.

LQ Hydrae

LQ Hydrae (LQ Hya) is a young, single, magnetically active K-type main-sequence star about 18 parsecs away in Hydra, a BY Draconis variable whose rotating starspots modulate its brightness.

LR parser

An LR parser, also known as LR parsing, is a bottom-up shift-reduce parser defined by Donald Knuth in 1965, used in tools like Yacc and Bison.

LR1 (tanker)

An LR1 (Long Range 1) tanker is a product tanker of about 55,000 to 80,000 deadweight tons that carries refined petroleum products in coated tanks.

LR2 (tanker)

An LR2 (Long Range 2) tanker is the largest product tanker class, 80,000 to 120,000 dwt with coated tanks for refined products like diesel and jet fuel.

LRAD

LRAD (Long Range Acoustic Device) is a brand of acoustic hailing device made by Genasys that broadcasts focused voice messages and alert tones over long distances.

LRAShM (missile)

LRAShM (Long Range Anti-Ship Hypersonic Missile), usually written LR-AShM, is an Indian hypersonic glide anti-ship missile developed by DRDO for the Indian Navy, first tested in 2024.

LRBA

LRBA (LPS Responsive Beige-Like Anchor Protein) is a BEACH-domain gene on chromosome 4 that recycles the CTLA-4 receptor in T cells; biallelic mutations cause LRBA deficiency (LATAIE), an autosomal recessive immunodeficiency with autoimmunity, treated with abatacept, sirolimus, or HSCT.

LRG1

LRG1 (leucine-rich alpha-2-glycoprotein 1) is a secreted leucine-rich repeat glycoprotein produced mainly by hepatocytes and neutrophils. It modulates TGF-beta signaling, drives pathological angiogenesis, acts as an inflammation and cancer biomarker, and is targeted by the antibody magacizumab.

LRP chaperone MESD

MESD (mesoderm development LRP chaperone; Drosophila ortholog Boca) is an ATP-independent ER chaperone required for folding and trafficking of LRP5/LRP6 Wnt coreceptors and other LDL receptor family proteins; loss causes embryonic lethality and osteogenesis imperfecta type XX.