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Alkaloids Definition Alkaloids are mostly alkaline-reacting, low-molecular and nitrogen-containing na...

Alkanes Definition Alkanes are acyclic saturated hydrocarbons. The low-molecular alkanes are gaseous...

Alkanna tuberculata Go to Manchuria

Alkannin Definition Deep red colored substance obtained from the root of Alkanna tuberculata (see Rad...

Alkanols Definition Alkanols are saturated alcohols which are derived from the alkanes (the saturated...

Alkanon Definition Alkanones is a subgroup of the ketones which can be derived from the alkanes. The...

Alkenes Definition Alkenes are acyclic hydrocarbons with characteristic C=C double bonds.

ALK Gene Definition ALK is the acronym for "Anaplastic Lymphoma Kinase".The ALK gene is a biologicall...

Alkylants Definition Alkylating cytostatics or alkylating agents are highly reactive substances that...

Alkyne Definition Alkynes (formerly acetylenes and acetylene hydrocarbons; international designation:...

Allele Definition An allele (from Greek allélon "one another, mutual") refers to a possible expressio...

Allelic diseases Definition In genetics, allelic diseases are different diseases caused by different...

Allelic heterogeneity Definition In genetics, heterogeneity (from the Greek hetero = different) refer...

Allen test Definition The Allen test is a clinical test instrument that functionally examines the blo...

Allergen extract Definition A mixture of allergenic and non-allergenic components extracted from an a...

Allergen extract Definition A mixture of allergenic and non-allergenic components extracted from an a...

Allergen variant Definition An allergen with > 90% sequence identity is called a variant (S.a. Iso...

Allergen variant Definition An allergen with > 90% sequence identity is called a variant (S.a. Iso...

Allergic contact eczema Go to Contact dermatitis allergic

Allergic granulomatosis with polyangiitis Go to Granulomatosis eosinophils with polyangiitis

Allergic rhinosinusitis Go to allergic rhinitis

Allergic scalp eczema Go to Contact eczema of the scalp allergic

Allii cepae bulbi Definition Ovary, edible part of the kitchen onion.No pharmacopoeial quality descri...

Alliin Go to 3-(Allylsulfinyl-)alanine, an odorless ingredient of garlic.

Allii sativi bulbi pulvis Definition Powder made from garlic: The garlic bulb is crushed, immediately...