Biochemical Tests
Biochemical Tests - Related Videos
13:13
Biochemical Measurement of Neonatal Hypoxia
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Cited by 19 •
2011
A method is described to measure biochemical markers of neonatal hypoxia-ischemia. The approach utilizes high pressure liquid chromatography (HPLC) and Gas Chromatography Mass Spectrometry (GC/MS).
07:16
Biochemical Titration of Glycogen In vitro
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Cited by 3 •
2013
We describe here an accurate, reproducible and convenient biochemical method for titration of glycogen in vitro. This technique uses the Abcam Glycogen assay kit and is based on successive hydrolysis of glycogen to glucose and glucose titration by fluorescence.
04:58
Collecting And Measuring Wound Exudate Biochemical Mediators In Surgical Wounds
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Cited by 6 •
2012
This article provides a detailed and visual description of a methodology for collecting and measuring biochemical inflammatory and nociceptive mediators at the surgical wound site following cesarean delivery. This human bioassay has been used to determine correlations between wound and serum cytokine concentrations and drug-mediated changes in wound cytokines, chemokines and neuropetides.
11:33
Laboratory Production of Biofuels and Biochemicals from a Rapeseed Oil through Catalytic Cracking Conversion
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Cited by 3 •
2016
This paper presents an experimental method to produce biofuels and biochemicals from canola oil mixed with a fossil-based feed in the presence of a catalyst at mild temperatures. Gaseous, liquid, and solid products from a reaction unit are quantified and characterized. Conversion and individual product yields are calculated and reported.
15:22
Nucleoside Triphosphates - From Synthesis to Biochemical Characterization
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Cited by 4 •
2014
The protocol described herein aims to explain and abridge the numerous obstacles in the way of the intricate route leading to modified nucleoside triphosphates. Consequently, this protocol facilitates both the synthesis of these activated building-blocks and their availability for practical applications.
FAQs
Specificity comes from matching the sample with a substrate, reagent, or condition associated with a particular chemical reaction or biochemical pathway. If the expected activity occurs, the system produces an observable response, such as a color change, gas production, precipitate, or altered enzyme activity. This connection allows the result to indicate a defined cellular or metabolic function.
The response type reflects how the test records biochemical activity. A color change or precipitate can indicate that a reaction occurred, whereas gas production provides evidence of a different reaction outcome. Measuring altered enzyme activity can reveal functional changes rather than only the presence of a chemical component, helping researchers distinguish metabolic properties among samples.
A visible or measured response becomes biologically meaningful when it is connected to a defined pathway. That connection helps researchers interpret whether a sample carries out a particular metabolic or enzymatic function instead of treating the signal as an isolated observation. It also supports comparisons among cells, tissues, or microorganisms based on their biochemical activities.
A basic workflow begins by selecting a biological sample and exposing it to an appropriate substrate, reagent, or controlled condition. The investigator then observes or measures the resulting response, which may involve color, gas, precipitate formation, or enzyme activity. Finally, the response is interpreted in relation to the biochemical reaction or pathway being investigated.
In microbial research, these tests help characterize organisms according to detectable biochemical activities. Investigators can compare the reactions produced by different samples and use the resulting patterns to support identification. The approach is useful because it examines functional properties linked to metabolism, rather than relying only on the sample's general biological appearance.
These analyses can track chemical or enzymatic changes in biological samples under different conditions. In disease investigation, they may help characterize altered biological functions; in drug studies, they can evaluate cellular responses; and in environmental research, they can examine responses to changing conditions. The resulting measurements connect experimental conditions with specific biochemical outcomes.