Related Experiment Video

Updated: Aug 6, 2026

A High-performance Liquid Chromatography Measurement of Kynurenine and Kynurenic Acid: Relating Biochemistry to Cognition and Sleep in Rats
07:04

A High-performance Liquid Chromatography Measurement of Kynurenine and Kynurenic Acid: Relating Biochemistry to Cognition and Sleep in Rats

Published on: August 19, 2018

[Relationship between perazine serum concentration and clinical results in long-term treated schizophrenic

A Pietzcker, B Müller-Oerlinghausen, J Schley

    Arzneimittel-Forschung
    |January 1, 1978
    PubMed

    More Related Videos

    Microwave-Assisted Preparation of 1-Aryl-1H-pyrazole-5-amines05:07

    Microwave-Assisted Preparation of 1-Aryl-1H-pyrazole-5-amines

    Published on: June 23, 2019

    Standardized Data Acquisition for Neuromelanin-Sensitive Magnetic Resonance Imaging of the Substantia Nigra05:14

    Standardized Data Acquisition for Neuromelanin-Sensitive Magnetic Resonance Imaging of the Substantia Nigra

    Published on: September 8, 2021

    Related Concept Videos

    Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders01:27

    Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders

    Schizophrenia is a neurodevelopmental disorder whose origins are rooted in complex genetic components. Despite our burgeoning understanding, the pathophysiology of this disorder remains incompletely deciphered.
    Researchers have identified genetic factors that increase susceptibility to schizophrenia, underscoring the intricate interplay between genetics and environment in disease development. At the core of schizophrenia's pathophysiology is excessive dopaminergic neurotransmission within the...
    Nonlinear Pharmacokinetics: Dependence of Elimination Half-Life and Dose Clearance01:23

    Nonlinear Pharmacokinetics: Dependence of Elimination Half-Life and Dose Clearance

    The elimination half-life and drug clearance of drugs following nonlinear kinetics can vary with dosage. The Michaelis-Menten parameters and drug concentration influence these factors. As the dose increases, the elimination half-life tends to lengthen, resulting in a reduction in clearance and a disproportionately larger area under the curve. The total clearance can be derived from the Michaelis-Menten equation for drugs following a one-compartment model.
    A study on guinea pigs examined the...
    Pharmacokinetic–Pharmacodynamic Relationship: Dose to Pharmacological Effect01:28

    Pharmacokinetic–Pharmacodynamic Relationship: Dose to Pharmacological Effect

    A drug’s dosage and pharmacokinetic properties determine how quickly it acts, how intense its effects are, and how long it lasts. Higher doses increase drug concentration at receptor sites, producing a hyperbolic curve when pharmacologic response is plotted against drug dose. Converting this scale to a log-linear format results in a sigmoidal curve, better representing dose–response relationships.For drugs following a one-compartment model, the pharmacologic response is directly proportional to...
    Pharmacokinetic–Pharmacodynamic Relationship: Problems01:24

    Pharmacokinetic–Pharmacodynamic Relationship: Problems

    The empirical approach to drug therapy optimization relies on correlating pharmacological response with administered dosage. Such an approach can be costly, time-consuming, and often yields poor correlation due to variables like formulation factors and drug elimination characteristics. A more precise approach correlates response with plasma drug concentration or the amount of drug in the body, rather than dosage. This is achieved through pharmacokinetic-pharmacodynamic (PK/PD) modeling, which...
    Psychological and Sociocultural Causes of Schizophrenia01:29

    Psychological and Sociocultural Causes of Schizophrenia

    Schizophrenia, a complex psychiatric disorder, has been historically misunderstood. Early psychological theories attributed its origins to childhood trauma and unresponsive parenting. However, contemporary research largely rejects these notions, favoring the vulnerability-stress hypothesis. This model proposes that individuals with a genetic predisposition to schizophrenia may develop the disorder following exposure to significant environmental stressors. Notably, studies on high-risk...
    Personality Disorders: Paranoid and Schizoid01:22

    Personality Disorders: Paranoid and Schizoid

    Personality disorders represent enduring cognition, affect, and behavior patterns that significantly deviate from societal norms. These maladaptive traits often lead to difficulties in various domains, including interpersonal relationships, occupational settings, and overall psychological well-being. Paranoid personality disorder and schizoid personality disorder are two distinct conditions marked by odd or eccentric behavior.
    Paranoid Personality Disorder
    Paranoid personality disorder is...