Abstract: 3-substituted tetrahydropyridopyrimidinone derivatives of the formula (I) wherein the radicals have the meanings given in the Description, to a method for producing said derivatives and, to their use for producing active ingredients for drugs.

Abstract: Use of pyrimidine derivatives of the formula I where the substituents are as defined in the description, and of their physiologically tolerated salts for producing medicaments for the prophylaxis and treatment of cerebral ischemia and strokes.

Abstract: 3-Substituted 3,4,5,7-tetrahydropyrrolo[3′,4′:4,5]thieno-[2,3-d]pyrimidine derivatives of the formula I in which the substituents have the meanings stated in the description, their preparation and their use as drugs.

Abstract: where the substituents have the meanings indicated in the description, their preparation and use as serotonin antagonists.

Abstract: A 3-substituted 3,4,5,6,7,8-hexahydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidine compound of formula I wherein R1 is hydrogen, C1-C4-alkyl, acetyl or benzoyl, optionally substituted phenyl-C1-C4-alkyl, naphthyl-C1-C3-alkyl, phenyl-C2-C3-alkanone or a phenylcarbamoyl-C2-alkyl, R2 is optionally substituted phenyl, pyridyl, pyrimidyl or pyrazinyl, or an optionally substituted bicyclus wherein one of the two fused rings is a phenyl, a pyridyl, a pyrimidyl or a pyrazinyl ring, A is NH or oxygen, B is hydrogen or methyl, C is hydrogen, methyl or hydroxyl, X is nitrogen, Y is CH2, CH2—C2, CH2—C2—CH2 or CH2—CH, Z is nitrogen, C or CH, and the linkage between Y and Z is a single or a double bond, and n is 2, 3 or 4, or a physiologically tolerated salt thereof, and compositions comprising them and their use as antagonists of 5HT1B and 5HT1A and for the treatment of depression and related disorders.

Abstract: 3-Substituted 3,4-dihydrothieno[2,3-d]pyrimidine derivatives of the formula I ##STR1## where R.sup.1 and R.sup.2 are a hydrogen atom or a C.sub.1 -C.sub.4 -alkyl group,R.sup.3 is a phenyl, pyridyl, pyrimidinyl or pyrazinyl group which is unsubstituted or mono- or disubstituted by halogen atoms, C.sub.1 -C.sub.4 -alkyl, trifluoromethyl, trifluoromethoxy, hydroxyl, C.sub.1 -C.sub.4 -alkoxy, amino, monomethylamino, dimethylamino, cyano or nitro groups and which may be fused to a benzene nucleus which may be unsubstituted or mono- or disubstituted by halogen atoms, C.sub.1 -C.sub.4 -alkyl, hydroxyl, trifluoromethyl, C.sub.1 -C.sub.4 -alkoxy, amino, cyano or nitro groups, and may contain 1 nitrogen atom, or to a 5- or 6-membered ring, which may contain 1-2 oxygen atoms,A is NH or an oxygen atom,Y is CH.sub.2, CH.sub.2 --CH.sub.2, CH.sub.2 --CH.sub.2 --CH.sub.2 or CH.sub.

Abstract: 3-Substituted 3,4,5,6,7,8-hexahydropyrido [3',4':4,5]-thieno[2,3-d]pyrimidine derivatives of the formula I ##STR1## where R.sup.1 is a hydrogen atom, a C.sub.1 -C.sub.4 -alkyl group, an acetyl group, a phenylalkyl C.sub.1 -C.sub.4 radical, the aromatic system being unsubstituted or substituted by halogen, C.sub.1 -C.sub.4 -alkyl, trifluoromethyl, hydroxyl, C.sub.1 -C.sub.4 -alkoxy, amino, cyano or nitro groups, or is a phenylalkanone radical, it being possible for the phenyl group to be substituted by halogen,R.sup.2 is a phenyl, pyridyl, pyrimidinyl or pyrazinyl group which is unsubstituted or mono- or disubstituted by halogen atoms, C.sub.1 -C.sub.4 -alkyl, trifluoromethyl, trifluoromethoxy, hydroxyl, C.sub.1 -C.sub.4 -alkoxy, amino, monomethylamino, dimethylamino, cyano or nitro groups and which may be fused to a benzene nucleus which can be unsubstituted or mono- or disubstituted by halogen atoms, C.sub.1 -C.sub.4 -alkyl, hydroxyl, trifluoromethyl, C.sub.1 -C.sub.

Abstract: Novel compounds of the formulaR.sup.1 R.sup.2 N--CHX-CO-A-B-D-(E).sub.s -(F).sub.t -(G).sub.U -KIin which R.sup.1, R.sup.2, A, B, D, E, F, G, K, X, s, t, and u have the meanings stated in the description, and the preparation thereof are described. The novel substances have an antineoplastic effect.

Abstract: Antitumor peptides of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the meanings stated in the description, and the preparation thereof.

Abstract: New hybridoma cell lines which synthesize highly specific monoclonal antibodies (mAb) against human tumor necrosis factor (TNF), monoclonal antibodies against TNF, a process for the preparation of such hybridoma cell lines and antibodies, and the use of the monoclonal antibodies are described.

Abstract: Derivatives of a tumor necrosis factor (TNF), which originate from a modification at the amino terminus of the TNF molecule are suitable for controlling diseases.

Abstract: Polypeptides which differ from lymphotoxin by the absence of amino acids at the N-terminal end of the lymphotoxin are described. The polypeptides can be prepared by gene manipulation and are suitable, alone or in combination with lymphokines, as pharmaceuticals.