lactose
The disaccharide sugar of milk and dairy products, C₁₂H₂₂O₁₁, a product of glucose and galactose used as a food and in medicinal compounds.

lactoses
plural of lactose

lactosidase
Any enzyme that catalyses the hydrolysis of a lactoside

lactosidases
plural of lactosidase

lacunin
An extracellular matrix protein present in certain moths

laetrile
A drug, derived from the amygdalin of apricot kernels, once thought capable of destroying cancer cells by the release of cyanide but later banned in the United States by the FDA.

laetriles
plural of laetrile

laminaribiose
A particular disaccharide used in agriculture and as an antiseptic.

laminaripentaose
An oligosaccharide related to laminarin

laminaritetraose
An oligosaccharide composed of two laminaribiose moieties

lanosterol
A triterpenoid sterol found in lanolin

lanosterols
plural of lanosterol

lanthipeptide
Any peptide containing lanthionine

lanthipeptides
plural of lanthipeptide

lantipeptide
Any peptide composed of two strands connected by thioether links

lantipeptides
plural of lantipeptide

larotaxel
A particular drug used in chemotherapy.

lasmiditan
An investigational drug for the treatment of acute migraine.

latherin
A surfactant protein, found in the sweat of equines, which allows sweat to penetrate the waterproof coat and there evaporate and cool the animal.

latherins
plural of latherin

laurocapram
An adjuvant drug.

lauroguadine
A topical antiinfective drug.

laxtose
Misspelling of lactose.

lecozotan
An investigational drug for improvement of cognitive functions of Alzheimer's disease patients.

legoglobin
leghemoglobin

leiopyrrole
An anticholinergic drug.

leprosol
A particular resorcinolic lipid.

leucogenenol
A blood-cell-stimulating secondary metabolite isolated from the mold Penicillium restrictum.

leucotoxin
Alternative form of leukotoxin.

leucotoxins
plural of leucotoxin

leucrose
The disaccharide 5-O-alpha-D-glucopyranosyl-D-fructose that is isomeric with sucrose

leucylpeptide
Any peptide in which one of the terminal amino acid residues is leucine

leucylpeptides
plural of leucylpeptide

leucyltransferase
A transferase enzyme that catalyzes the chemical reaction L-leucyl-tRNA + protein ⇌ tRNA + L-leucyl-protein.

leuenkephalin
An endogenous opioid peptide neurotransmitter found naturally in the brains of many animals, including humans; one of the two forms of enkephalin (the other being metenkephalin).

leukotoxin
Any substance that is toxic to leukocytes

leukotoxins
plural of leukotoxin

leupaxin
A particular protein that is preferentially expressed in hematopoietic cells and is most homologous to the focal adhesion protein paxillin.

levamfetamine
levoamphetamine

levanase
levan hydrolase, an enzyme that catalyses the random hydrolysis of (2->6)-beta-D-fructofuranosidic linkages in (2->6)-beta-D-fructans (levans) containing more than three fructose units.

levanases
plural of levanase

levanobiose
A disaccharide fructofuranosyl-(2→6)-O-β-D-fructose

levansucrase
A hexosyltransferase enzyme that catalyzes the chemical reaction sucrose + (2,6-beta-D-fructosyl)n ⇌ glucose + (2,6-beta-D-fructosyl)n⁺1.

levansucrases
plural of levansucrase

levcromakalim
The active metabolite of cromakalim.

levoamphetamine
A psychostimulant drug, the levorotatory stereoisomer of the amphetamine molecule.

levodione
The bacterial metabolite [6R]-2,2,6-trimethyl-1,4-cyclohexanedione

levodropropizine
A cough-suppressing drug.

levofacetoperane
Alternative form of levophacetoperane.

levofenfluramine
An amphetamine drug, the levorotatory enantiomer of fenfluramine.

levometiomeprazine
An antiemetic drug.

levophacetoperane
A psychostimulant drug, the reverse ester of methylphenidate.

lexipafant
A drug that acts as a potent and selective inhibitor of the phospholipid mediator platelet-activating factor.

lichenase
Any glucanase that can hydrolyse lichenins

lichenases
plural of lichenase

lichesterol
A sterol (3S,10S,13R,14R,17R)-17-[(E,2R,5R)-5,6-dimethylhept-3-en-2-yl]-10,13-dimethyl-2,3,4,7,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-ol present in some lichen

lichinase
Misspelling of lichenase.

licofelone
The analgesic and antiinflammatory drug [6-(4-chlorophenyl)-2,2-dimethyl-7-phenyl-2,3-dihydro-1H-pyrrolizin-5-yl]acetic acid

licorine
Alternative spelling of lycorine.

licostinel
A neuroprotective drug.

lidamidine
An antidiarrheal drug.

lifibrol
An antilipidemic drug.

ligase
Any of a group of enzymes that catalyze the binding of two molecules; synthetase.

ligases
plural of ligase

lignase
Synonym of ligninase.

lignases
plural of lignase

ligninase
Any of a class of enzymes that break down lignin.

ligninases
plural of ligninase

linamarase
beta-D-glucosidase, an enzyme found in many plants including cassava and the butter bean; an enzyme which breaks down linamarin and produces cyanohydrines and thus hydrogen cyanide

linogliride
An antidiabetic drug.

linopirdine
A psychostimulant and nootropic drug with neuroprotective effects. It acts as a potassium channel blocker and releases acetylcholine.

linotroban
A thrombolytic drug.

lipid
Any of a group of organic compounds including the fats, oils, waxes, sterols, and triglycerides. Lipids are characterized by being insoluble in water, and account for most of the fat present in the human body.

lipide
Archaic form of lipid.

lipides
plural of lipide

lipidoglycan
A polymer composed of lipid and sugar residues

lipidoglycans
plural of lipidoglycan

lipids
plural of lipid

lipoamidase
Any enzyme that catalyses the hydrolysis of lipoylated proteins

lipoamidases
plural of lipoamidase

lipobox
A peptide motif that is important to the modification of bacterial lipoproteins

lipoboxes
plural of lipobox

lipocaic
A certain pancreas hormone.

lipocarbohydrate
A complex of lipid and carbohydrate

lipocarbohydrates
plural of lipocarbohydrate

lipodepsipeptide
A depsipeptide lipid

lipodepsipeptides
plural of lipodepsipeptide

lipofibroblast
A fibroblast containing lipid

lipofibroblasts
plural of lipofibroblast

lipogenase
Alternative form of lipoxygenase.

lipogenases
plural of lipogenase

lipoglycoconjugate
A lipid glycoconjugate

lipoglycoconjugates
plural of lipoglycoconjugate

lipokine
Any hormone that controls the metabolism of lipids

lipokines
plural of lipokine

lipomics
The genomics of lipid metabolism

lipooxygenase
Alternative form of lipoxygenase.

lipooxygenases
plural of lipooxygenase

lipopentapeptide
A lipopeptide containing five amino acid residues

lipopentapeptides
plural of lipopentapeptide

lipopeptidase
Any peptidase that hydrolyses lipopeptides

lipopeptidases
plural of lipopeptidase

lipopeptoid
A complex of lipid and peptoid

lipopeptoids
plural of lipopeptoid

lipopolymer
Any polymer containing lipid (fatty acid or steroid) moieties.

lipopolymers
plural of lipopolymer

lipopolyplex
A polyplex containing lipid

lipopolyplexes
plural of lipopolyplex

lipoproteinase
Any enzyme that catalyses the hydrolysis of a lipoprotein to form a lipid and a protein

lipoproteinases
plural of lipoproteinase

liposphere
A droplet of lipid, stabilized by a layer of phospholipid, used as a drug-delivery system.

lipospheres
plural of liposphere

lipotropin
A pituitary hormone that promotes the metabolism of fat, and is a precursor to the endorphins.

lipotropins
plural of lipotropin

lipovitamin
Any fat-soluble vitamin.

lipovitamins
plural of lipovitamin

lipoxidase
Any enzyme that catalyses the oxidation of unsaturated fatty acids

lipoxidases
plural of lipoxidase

lipoxygenase
Any of a class of enzymes that catalyse the oxidation of polyunsaturated fatty acids

lipoxygenases
plural of lipoxygenase

lipoyltransferase
A transferase that transfers lipoic acid to proteins

lipoyltransferases
plural of lipoyltransferase

liprotide
A micellular complex of lipid surrounding a protein core

liprotides
plural of liprotide