All articles starting with M
36,687 articles
MCP methyltransferase, CheR-type, SAM-binding domain, C-terminal
CheR_C (IPR022642) is the C-terminal SAM-binding catalytic domain of CheR, the bacterial methyltransferase that methylates glutamate residues of chemotaxis MCP receptors using a Rossmann-like fold plus a beta-subdomain that docks the NWETF receptor pentapeptide.
MCPA
MCPA (4-chloro-2-methylphenoxyacetic acid, CAS 94-74-6) is a phenoxy auxin-mimic herbicide, HRAC Group 4, registered from 1946 for cereals; mobile in soil, biodegraded in 2-3 weeks, EU-approved to 2028.
MCPB
MCPB (4-(2-methyl-4-chlorophenoxy)butyric acid, CAS 94-81-5) is a phenoxybutyric herbicide, a proherbicide converted by plant beta-oxidation to MCPA, used post-emergence against broadleaf weeds in peas, EU-approved through 31 July 2028.
mCPBA
mCPBA, also written m-CPBA and called meta-chloroperbenzoic acid, is a peroxycarboxylic acid oxidant in organic synthesis, best known for converting alkenes to epoxides and ketones to esters.
MCPH1
MCPH1 (microcephalin 1, BRIT1) is a human gene on 8p23.1 encoding a BRCT-domain DNA damage response protein; biallelic mutations cause primary autosomal recessive microcephaly 1 with premature chromosome condensation.
MCR Horizon's Lord
MCR Horizon's Lord (Ukrainian: Володар Обрію) is a Ukrainian multi-caliber bolt-action anti-materiel sniper rifle built by Kyiv's Mayak plant with the proprietary 12.7x114 mm HL cartridge.
McRib
The McRib is a McDonald's barbecue pork sandwich, a boneless restructured pork patty in BBQ sauce with pickles and onions, invented by René Arend, debuting in 1981, retired in 1985, and since sold intermittently as a scarcity-marketed limited-time item.
MCSNR J0525-6938
MCSNR J0525-6938, commonly known as N132D, is a young, oxygen-rich supernova remnant in the Large Magellanic Cloud and its brightest X-ray source of its kind.
McSorley's Old Ale House
McSorley's Old Ale House, established 1854 at 15 East 7th Street, Manhattan, is an Irish saloon originally called The Old House at Home, famous for sawdust floors, two ales (light or dark), cash-only service, and admitting women only in 1970 after a lawsuit.
McStay family murders
McStay family murders: Joseph, Summer, Gianni, and Joseph Jr. McStay, missing from Fallbrook, California, since February 4, 2010; remains found in Mojave Desert shallow graves in 2013; business partner Chase Merritt convicted 2019, sentenced to death.
Mctc Investments
MCTC Investments is a Delaware venture capital fund organized in 2024, whose Cayman Islands general partner is a subsidiary of Macquarie Group; it raised about $186 million of a $200 million offering from 77 investors.
McTeague
McTeague: A Story of San Francisco is an 1899 novel by Frank Norris, a central work of American literary naturalism about a San Francisco dentist's descent into greed.
MCV LNG Terminal
The MCV LNG Terminal is Myanmar's first liquefied natural gas import terminal, built by CNTIC VPower at Thilawa Port near Yangon, started in 2020 and supplying 500 MW of LNG-fired power plants.
McVeigh (film)
McVeigh (2024) is a psychological thriller directed by Mike Ott, starring Alfie Allen as Oklahoma City bomber Timothy McVeigh, with Brett Gelman as Terry Nichols; premiered at Tribeca, released March 21, 2025.
McVitie's
McVitie's is a British biscuit brand founded in Edinburgh in the 1830s, famous for the 1892 Digestive, Hobnobs, Rich Tea and Jaffa Cakes, royal wedding cakes, and ownership by pladis (Yıldız Holding) since 2016.
McWay Falls
McWay Falls, also called McWay Creek Falls, is an 80-foot waterfall in Julia Pfeiffer Burns State Park on the Big Sur coast that drops onto a beach in McWay Cove.
Md Golam Kibria
Md Golam Kibria is a Bangladeshi-born materials and electrochemistry scientist and associate professor at the University of Calgary, known for work on CO2 conversion, water splitting, and sustainable fuels.
MD Helicopters MD 500
The MD Helicopters MD 500 is a family of American single-engine light utility helicopters descended from the Hughes OH-6A Cayuse, with over 4,000 built and production continuing in Mesa, Arizona.
MD Helicopters MH-6 Little Bird
The MD Helicopters MH-6 Little Bird is a light helicopter carrying special operations troops, flown exclusively by the US Army's 160th Special Operations Aviation Regiment at Fort Campbell, Kentucky.
Md Shajedur Rahman Shawon
Md Shajedur Rahman Shawon is a Bangladeshi physician and cardiovascular epidemiologist, trained at Dhaka Medical College and Oxford, who studies non-communicable disease in Bangladesh and cardiovascular big data at UNSW Sydney.
Md. Asaduzzaman (মোঃ আসাদুজ্জামান) (lawyer)
Md. Asaduzzaman (মোঃ আসাদুজ্জামান), Bangladeshi lawyer and BNP politician, 17th Attorney General (Aug 2024–Dec 2025), now Law Minister and MP for Jhenaidah-1; distinct from ACC chief AKM Asaduzzaman.
MD17
MD17 is a benchmark dataset of ab initio energies and atomic forces for small organic molecules, released in 2017 to train and compare machine-learned force fields.
MD5
MD5 (Message-Digest Algorithm 5) is a cryptographic hash function published by Ronald Rivest in 1992 as RFC 1321, producing a 128-bit digest of any input length.
Md5sum
Md5sum is a GNU Coreutils command-line utility that computes 128-bit MD5 checksums of files and, with the -c option, verifies that files still match recorded digests.
MDA-MB-231
MDA-MB-231 (MD Anderson-Metastatic Breast-231, RRID:CVCL_0062) is a triple-negative human breast adenocarcinoma cell line established in 1973 from a pleural effusion, widely used in metastatic breast cancer and drug screening research.
MDA-MB-361
MDA-MB-361 (ATCC HTB-27, CVCL_0620) is a human luminal B, ER+/HER2+ breast adenocarcinoma cell line established in 1978 from a brain metastasis of a 40-year-old woman, carrying PIK3CA and TP53 mutations.
MDA-MB-435
MDA-MB-435 is a human cancer cell line established in 1976 as a breast carcinoma line, later shown by genetic testing to be a melanoma line derived from M14.
MDA-MB-435S
MDA-MB-435S (CVCL_0622, ATCC HTB-129), also called MDA-MB-435s or BrCL15, is a human cancer cell line long used as a breast cancer model but shown by STR authentication to be a misidentified derivative of the M14 melanoma line, carrying BRAF V600E.
MDA-MB-436
MDA-MB-436 (MD Anderson-Metastatic Breast-436, CVCL_0623, ATCC HTB-130) is a triple-negative, BRCA1-mutant (c.5277+1G>A) human breast cancer cell line from a 1978 pleural effusion metastasis, used as a Basal B/mesenchymal TNBC and chemoresistance model.
MDA-MB-453
MDA-MB-453 (CVCL_0418, ATCC HTB-131) is a human breast cancer cell line established in 1976 from a pericardial effusion, ER−/PR−, androgen receptor-positive and HER2-positive, used for androgen receptor and HER2 research.