Serotonin ELISA Kit is a Competitive ELISA kit for the measurement of Serotonin in Urine, Plasma, Serum, Platelets samples.
Colorimetric
Urine, Plasma, Serum, Platelets
Competitive
0.49 - 500 ng/mL
3h
= 0.293 ng/mL
Application | Reactivity | Dilution info | Notes |
---|---|---|---|
Application cELISA | Reactivity Reacts | Dilution info - | Notes - |
5 hydroxytryptamine, 5HT
Serotonin ELISA Kit is a Competitive ELISA kit for the measurement of Serotonin in Urine, Plasma, Serum, Platelets samples.
5 hydroxytryptamine, 5HT
Colorimetric
Urine, Plasma, Serum, Platelets
Competitive
0.49 - 500 ng/mL
3h
Microplate
= 0.293 ng/mL
Sample | n | mean | SD | C.V. |
---|---|---|---|---|
Sample 13.5 ng/mL Spike | n 20 | mean - | SD - | C.V. 11 |
Sample 346.1 ng/mL Spike | n 20 | mean - | SD - | C.V. 4.2 |
Sample 53.8 ng/mL Spike | n 20 | mean - | SD - | C.V. 5.8 |
Sample | n | mean | SD | C.V. |
---|---|---|---|---|
Sample 13.2 ng/mL Spike | n 0 | mean - | SD - | C.V. 12.7 |
Sample 358.0 ng/mL Spike | n 0 | mean - | SD - | C.V. 16.2 |
Sample 53.9 ng/mL Spike | n 0 | mean - | SD - | C.V. 18.4 |
Sample type | Average % | Range |
---|---|---|
Sample type Platelets | Average % = 107 | Range 106 - 109 % |
Sample type Serum | Average % = 91 | Range 83 - 95 % |
Sample type Citrate plasma | Average % = 95 | Range 83 - 102 % |
Sample type Urine | Average % = 101 | Range 91 - 107 % |
Blue Ice
-20°C
Multi
Please refer to protocols
Serotonin ELISA kit is a competitive ELISA kit designed for the accurate quantitative measurement of Serotonin in Human Serum, Platelets, Plasma and Urine.
A goat anti-rabbit IgG antibody has been precoated onto 96-well plates. Standards or test samples are added to the wells, along with an alkaline phosphatase (AP) conjugated- Serotonin antigen and a polyclonal rabbit antibody specific to Serotonin. After incubation the excess reagents are washed away. pNpp substrate is added and after a short incubation the enzyme reaction is stopped and the yellow color generated is read at 405 nm. The intensity of the yellow coloration is inversely proportional to the amount of Serotonin captured in the plate.
Serotonin (5-hydroxytryptamine, 5-HT) is a monoamine found in the central nervous system, gastrointestinal tract, and blood with broad physiological functions as a neurotransmitter, in gastric motility, hemostasis, and cardiovascular integrity. Defects in serotonin signaling have been linked to a large number of complex behavioral disorders in humans, including anxiety and depression, autism, and eating disorders, and to neurodegenerative disorders such as Parkinson's. Platelets serve as the major reservoir of serotonin in the bloodstream. When activated, platelets release serotonin into the bloodstream where it acts as a powerful vasoconstrictor. Treatment with Selective Serotonin Uptake Inhibitors (SSRIs) dramatically reduces platelet serotonin concentrations, and altered levels of serotonin in the circulatory system are implicated in such diverse conditions such as asthma, liver cirrhosis and carcinoid tumors.
Cross reactivities:
Compound | Cross Reactivity |
N-Acetyl Serotonin | 17% |
5-Hydroxy-L-tryptophan | 0.4% |
Tryptamine | 0.1% |
5-Hydroxyindoleacetic acid | 0.03% |
Melatonin | 0.01% |
Tyramine | <0.004% |
Tryptophan | <0.004% |
Serotonin also known as 5-hydroxytryptamine (5-HT) is a neurotransmitter mainly involved in modulating mood emotion and behavior. It weighs approximately 176.2 Da and appears in several body tissues including the central nervous system gastrointestinal tract and blood platelets. Neurons within the raphe nuclei of the brainstem predominantly synthesize serotonin influencing various physiological processes. Its mechanical role involves binding to and activating specific serotonin receptors classified into seven different types each mediating distinct signaling pathways.
Serotonin regulates multiple bodily functions beyond mood such as appetite sleep and circadian rhythm. It forms part of a complex system interacting with various receptor subtypes which include the anti-serotonergic pathways inhibiting its action. Each receptor subtype leads to different downstream effects in cells contributing to the diversity of serotonin's biological roles. For research purposes scientists often use an ELISA kit to measure serotonin levels and this can influence the ELISA test cost based on the specificity and sensitivity required.
Serotonin participates in both the serotonergic and dopaminergic pathways illustrating its central role in neurotransmission. The serotonergic pathway is essential for transmitting nerve impulses while its interaction with the dopaminergic system significantly affects mood and reward-related behaviors. Key proteins such as tryptophan hydroxylase for serotonin synthesis and the vesicular monoamine transporter are involved within these pathways and may alter serotonin's functional availability.
Serotonin is closely linked to depression and anxiety disorders where its imbalance can lead to mood disturbances. Antidepressant treatments often target serotonin receptors or its transporters restoring its levels within synapses. Serotonin's connection to these conditions extends through its relationship with proteins like the serotonin transporter (SERT) which recycles serotonin in the synaptic cleft. Understanding these dynamics presents potential targets for interventions and anti-serotonergic agents may offer therapeutic options for managing such disorders.
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Serotonin measured (averages of undil., 1:3, 1:9 & 1:27) in biological fluids (Neuro2a an Growth med. averaged from 1:2 and 1:4) showing quantity (ng) per mL of tested sample.
Representative Standard Curve using ab133053.
Typical Parrallelism Graph.
Dose-response curves from Human platelets and Human serum diluted into assay buffer were compared to the Serotonin standard curve. The parallel response indicates the standard effectively mimics the native protein.
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