Abstract: This invention provides isolated nucleic acid molecules encoding a human dopamine D1 receptor, isolated proteins which are human dopamine D1 receptor, vectors comprising isolated nucleic acid molecules encoding a human dopamine D1 receptor, mammalian cells comprising such vectors, antibodies directed to a human dopamine D1 receptor, nucleic acid probes useful for detecting nucleic acid encoding human dopamine D1 receptor, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a human dopamine D1 receptor, pharmaceutical compounds related to human dopamine D1 receptor, and nonhuman transgenic animals which express DNA a normal or a mutant human dopamine D1 receptor. This invention further provides methods for determining ligand binding, detecting expression, drug screening, and treatment involving a human dopamine D1 receptor.

Abstract: A method of treating benign prostatic hyperplasia in a subject which comprises administering to the subject a therapeutically effective amount of a compound which binds to a human &agr;1C adrenergic receptor with a binding affinity greater than ten-fold higher than the binding affinity with which the compound binds to a human &agr;1A adrenergic receptor, a human &agr;1B adrenergic receptor, and a human histamine H1 receptor, and, binds to a human &agr;2 adrenergic receptor with a binding affinity which is greater than ten-fold lower than the binding affinity with which the compound binds to such &agr;1C adrenergic receptor. Compounds meeting these criteria are provided.

Abstract: This invention provides isolated nucleic acid molecules encoding two mammalian GABA transporters, a mammalian taurine transporter and two human GABA transporters; methods of isolating these nucleic acid molecules and vectors comprising such nucleic acid molecules as well as mammalian cells comprising such vectors. Nucleic acid probes for detecting nucleic acid molecules encoding mammalian or human GABA transporters, or mammalian or human taurine transporters; antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a mammalian GABA or taurine transporter or human GABA or taurine transporter; and antibodies to the mammalian GABA or taurine transporters, or human GABA or taurine transporters are provided. Pharmaceutical compounds related to mammalian GABA or taurine transporters and to human GABA or taurine transporters are provided.

Abstract: This invention provides isolated nucleic acid molecules encoding a human dopamine D1 receptor, isolated proteins which are human dopamine D1 receptor, vectors comprising isolated nucleic acid molecules encoding a human dopamine D1 receptor, mammalian cells comprising such vectors, antibodies directed to a human dopamine D1 receptor, nucleic acid probes useful for detecting nucleic acid encoding human dopamine D1 receptor, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a human dopamine D1 receptor, pharmaceutical compounds related to human dopamine D1 receptor, and nonhuman transgenic animals which express DNA a normal or a mutant human dopamine D1 receptor. This invention further provides methods for determining ligand binding, detecting expression, drug screening, and treatment involving a human dopamine D1 receptor.

Abstract: A method of treating benign prostatic hyperplasia in a subject which comprises administering to the subject a therapeutically effective amount of a compound which binds to a human &agr;1C adrenergic receptor with a binding affinity greater than ten-fold higher than the binding affinity with which the compound binds to a human &agr;1A adrenergic receptor, a human &agr;1B adrenergic receptor, and a human histamine H1 receptor, and, binds to a human &agr;2 adrenergic receptor with a binding affinity which is greater than ten-fold lower than the binding affinity with which the compound binds to such &agr;1C adrenergic receptor. Compounds meeting these criteria are provided.

Abstract: This invention provides an isolated nucleic acid molecule encoding a human 5-HT1F receptor, an isolated protein which is a human 5-HT1F receptor, vectors comprising an isolated nucleic acid molecule encoding a human 5-HT1F receptors. mammalian cells comprising such vectors, antibodies directed to the human 5-HT1F receptor, nucleic acid probes useful for detecting nucleic acid encoding human 5-HT1F receptors, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a human 5-HT1F receptor, pharmaceutical compounds related to human 5-HT1F receptors, and nonhuman transgenic animals which express DNA a normal or a mutant human 5-HT1F receptor. This invention further provides methods for determining ligand binding, detecting expression, drug screening, and treatment involving the human 5-HT1F receptor.

Abstract: This invention provides isolated nucleic acid molecules encoding human 5-HT1D receptors, isolated proteins which are human 5-HT1D receptors, vectors comprising isolated nucleic acid molecules encoding human 5-HT1D receptors, mammalian cells comprising such vectors, antibodies directed to human 5-HT1D receptors, nucleic acid probes useful for detecting nucleic acid encoding human 5-HT1D receptors, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a human 5-HT1D receptor, pharmaceutical compounds related to human 5-HT1D receptors, and nonhuman transgenic animals which express DNA which encodes a normal or a mutant human 5-HT1D receptor. This invention further provides methods for determining ligand binding, detecting expression, drug screening, and treatment involving the human 5-HT1D receptor.

Abstract: This invention provides isolated nucleic acid molecules encoding a human dopamine D1 receptor, isolated proteins which are human dopamine D1 receptor, vectors comprising isolated nucleic acid molecules encoding a human dopamine D1 receptor, mammalian cells comprising such vectors, antibodies directed to a human dopamine D1 receptor, nucleic acid probes useful for detecting nucleic acid encoding human dopamine D1 receptor, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a human dopamine D1 receptor, pharmaceutical compounds related to human dopamine D1 receptor, and nonhuman transgenic animals which express DNA a normal or a mutant human dopamine D1 receptor. This invention further provides methods for determining ligand binding, detecting expression, drug screening, and treatment involving a human dopamine D1 receptor.

Abstract: This invention provides isolated nucleic acid molecules encoding human 5-HT1D receptors, isolated proteins which are human 5-HT1D receptors, vectors comprising isolated nucleic acid molecules encoding human 5-HT1D receptors, mammalian cells comprising such vectors, antibodies directed to the human 5-HT1D receptors, nucleic acid probes useful for detecting nucleic acid encoding human 5-HT1D receptors, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a human 5-HT1D receptor, pharmaceutical compounds related to human 5-HT1D receptors, and nonhuman transgenic animals which express DNA a normal or a mutant human 5-HT1D receptor. This invention further provides methods for determining ligand binding, detecting expression, drug screening, and treatment involving the human 5-HT1D receptor.

Abstract: The present invention provides an isolated nucleic acid molecule encoding an 5-HT2 receptor, and an isolated protein which is a human 5-HT2 receptor.

Abstract: This invention provides an isolated nucleic acid molecule encoding a mammalian 5-HT4 receptor and an isolated nucleic acid molecule encoding a human 5-HT4 receptor, an isolated protein which is a mammalian 5-HT4 receptor, an isolated protein which is a human 5-HT4 receptor, vectors comprising an isolated nucleic acid molecule encoding a mammalian 5-HT4 receptor, vectors comprising and isolated nucleic acid molecule encoding a human 5-HT4 receptor, mammalian cells comprising such vectors, antibodies directed to the 5-HT4 receptor, nucleic acid probes useful for detecting nucleic acid encoding a mammalian or human 5-HT4 receptor, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a mammalian or human 5-HT4 receptor, pharmaceutical compounds related to the human 5-HT4 receptor, and nonhuman transgenic animals which express DNA encoding a normal or a mutant mammalian or human 5-HT4 receptor.

Abstract: This invention provides an isolated nucleic acid molecule encoding a human 5-HT1F receptor, an isolated protein which is a human 5-HT1F receptor, vectors comprising an isolated nucleic acid molecule encoding a human 5-HT1F receptors, mammalian cells comprising such vectors, antibodies directed to the human 5-HT1F receptor, nucleic acid probes useful for detecting nucleic acid encoding human 5-HT1F receptors, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a human 5-HT1F receptor, pharmaceutical compounds related to human 5-HT1F receptors, and nonhuman transgenic animals which express DNA a normal or a mutant human 5-HT1F receptor. This invention further provides methods for determining ligand binding, detecting expression, drug screening, and treatment involving the human 5-HT1F receptor.

Abstract: The present invention provides a method of obtaining a composition which comprises determining whether a chemical compound binds to a human 5-HT2 receptor expressed on the surface of a mammalian cell transfected with a vector adapted for expressing the receptor in the cell, and if the compound binds to the receptor, admixing the compound with a carrier. The present invention further provides a method of obtaining a composition which comprises determining whether a chemical compound binds to and activates or binds to and inhibits activation of a human 5-HT2 receptor expressed on the surface of a mammalian cell, wherein the human 5-HT2 receptor is expressed on the surface of a mammalian cell transfected with a vector adapted for expressing the receptor in the cell, and if the compound binds to and activates or binds to and inhibits activation of the receptor, admixing the compound with a carrier.

Abstract: A method of treating benign prostatic hyperplasia in a subject which comprises administering to the subject a therapeutically effective amount of a compound which binds to a human &agr;1C adrenergic receptor with a binding affinity greater than ten-fold higher than the binding affinity with which the compound binds to a human &agr;1A adrenergic receptor, a human &agr;1B adrenergic receptor, and a human histamine H1 receptor, and, binds to a human &agr;2 adrenergic receptor with a binding affinity which is greater than ten-fold lower than the binding affinity with which the compound binds to such &agr;1C adrenergic receptor. Compounds meeting these criteria are provided.

Abstract: The present invention provides a process for identifying a chemical compound which specifically binds to a rat or human 5-HT4 receptor. The invention also provides a process involving competitive binding for identifying a chemical compound which specifically binds to a rat or human 5-HT4 receptor. The invention provides for a process for determining whether a chemical compound specifically binds to and activates a rat or human 5-HT4 receptor. The invention additionally provides for a process for determining whether a chemical compound specifically binds to and inhibits activation of a rat or human 5-HT4 receptor.

Abstract: This invention provides isolated nucleic acid molecules encoding two mammalian GABA transporters, a mammalian taurine transporter and two human GABA transporters; methods of isolating these nucleic acid molecules and vectors comprising such nucleic acid molecules as well as mammalian cells comprising such vectors. Nucleic acid probes for detecting nucleic acid molecules encoding mammalian or human GABA transporters, or mammalian or human taurine transporters; antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a mammalian GABA or taurine transporter or human GABA or taurine transporter; and antibodies to the mammalian GABA or taurine transporters, or human GABA or taurine transporters are provided. Pharmaceutical compounds related to mammalian GABA or taurine transporters and to human GABA or taurine transporters are provided.

Abstract: This invention provides isolated nucleic acid molecules encoding a mammalian glycine transporter, isolated nucleic acid molecules encoding a human glycine transporter, isolated proteins which are mammalian glycine transporter proteins, isolated proteins which are human glycine transporter proteins, vectors comprising isolated nucleic acid molecules encoding a mammalian or a human glycine transporter, mammalian cells comprising such vectors, antibodies directed to a mammamlian glycine transporter, antibodies directed to a human glycine transporter, nucleic acid probes useful for detecting nucleic acid encoding mammalian glycine transporter, nucleic acid probes useful for detecting nucleic acid encoding human glycine transporter, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a mammalian glycine transporter, antisense oligonucleotides complementary to any sequences of a nucleic said molecule which encodes a human glycine transporter, pharmaceutical compounds r

Abstract: This invention provides an isolated nucleic acid molecule encoding a human 5-HT.sub.1E receptor, an isolated protein which is a human 5-HT.sub.1E receptor, vectors comprising an isolated nucleic acid molecule encoding a human 5-HT.sub.1E receptors, mammalian cells comprising such vectors, antibodies directed to the human 5-HT.sub.1E receptor, nucleic acid probes useful for detecting nucleic acid encoding human 5-HT.sub.1E receptors, antisense oligonucleotides complementary to any sequences of a nucleic acid molecule which encodes a human 5-HT.sub.1E at receptor, pharmaceutical compounds related to human 5-HT.sub.1E receptors, and nonhuman transgenic animals which express DNA a normal or a mutant human 5-HT.sub.1E receptor. This invention further provides methods for determining ligand binding, detecting expression, drug screening, and treatment involving the human 5-HT.sub.1E receptor.

Abstract: A method of treating benign prostatic hyperplasia in a subject which comprises administering to the subject a therapeutically effective amount of a compound which binds to a human .alpha..sub.1C adrenergic receptor with a binding affinity greater than ten-fold higher than the binding affinity with which the compound binds to a human .alpha..sub.1A adrenergic receptor, a human .alpha..sub.1B adrenergic receptor, and a human histamine H.sub.1 receptor, and, binds to a human .alpha..sub.2 adrenergic receptor with a binding affinity which is greater than ten-fold lower than the binding affinity with which the compound binds to such .alpha..sub.1C adrenergic receptor. Compounds meeting these criteria are provided.

Abstract: This invention provides a method of treating benign prostatic hyperplasia in a subject which comprises administering to the subject a therapeutically effective amount of an .alpha..sub.1C antagonist which (a) binds to a human .alpha..sub.1C adrenergic receptor with a binding affinity greater than 100-fold higher than the binding affinity with which the .alpha..sub.1C antagonist binds to a human .alpha..sub.1A adrenergic receptor, a human .alpha..sub.1B adrenergic receptor, and a human histamine H.sub.1 receptor; and (b) binds to a human .alpha..sub.2 adrenergic receptor with a binding affinity which is greater than 100-fold lower than the binding affinity with which the .alpha..sub.1C antagonist binds to such .alpha..sub.1C adrenergic receptor.The invention further provides a method of inhibiting contraction of a prostate tissue which comprises contacting the prostate tissue with an effective contraction-inhibiting amount of an .alpha..sub.1C antagonist which (a) binds to a human .alpha..sub.