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GlossaryGas Chromatography-Mass Spectrometry

combines gas chromatography and mass spectrometry to identify substances

Gas Chromatography-Mass Spectrometry (GC-MS) is an analytical technique that combines the features of gas chromatography and mass spectrometry to identify different substances within a test sample. It is widely used in various fields, including forensic science, environmental analysis, and drug testing, to detect and quantify compounds with high precision and sensitivity.

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Phytochemical Analyses of Ziziphus Jujuba Mill. Var. Spinosa Seed by Ultrahigh Performance Liquid Chromatography-Tandem Mass Spectrometry and Gas Chromatography-Mass Spectrometry

research Phytochemical Analyses of Ziziphus Jujuba Mill. Var. Spinosa Seed by Ultrahigh Performance Liquid Chromatography-Tandem Mass Spectrometry and Gas Chromatography-Mass Spectrometry

38 citations , January 2013 in “Analyst”

The study found that Ziziphus jujuba seeds contain beneficial compounds for treating insomnia and anxiety and that the methods used are effective for assessing their quality.

research Gas Chromatography/Mass Spectrometry Based Hair Steroid Profiling May Reveal Pathogenesis in Hair Follicles of the Scalp

30 citations , April 2011 in “Rapid communications in mass spectrometry/RCM. Rapid communications in mass spectrometry”

Analyzing hair with this method can help understand and monitor scalp conditions and treatment effects.

Gas Chromatography Coupled to Mass Spectrometry Characterization, Anti-Inflammatory Effect, Wound-Healing Potential, and Hair Growth-Promoting Activity of Algerian Carthamus Caeruleus L (Asteraceae)

research Gas Chromatography Coupled to Mass Spectrometry Characterization, Anti-Inflammatory Effect, Wound-Healing Potential, and Hair Growth-Promoting Activity of Algerian Carthamus Caeruleus L (Asteraceae)

7 citations , January 2018 in “Indian Journal of Pharmacology”

Algerian Carthamus caeruleus L plant has anti-inflammatory properties, heals wounds effectively, and may help with hair growth.

research Development of a New Gas Chromatography–Mass Spectrometry Methodology for the Evaluation of 5α-Reductase Activity

17 citations , January 2013 in “Talanta”

research Determination of Estrone and 17β-Estradiol in Human Hair by Gas Chromatography–Mass Spectrometry

64 citations , January 2000 in “The Analyst”

Estrone and 17β-estradiol levels in hair differ between males and females.

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community What is the real impact of dutasteride on neurosteroids? A little review of 2 scientific datas

in Research/Science 21 upvotes 1 year ago

Dutasteride at 0.5 mg/day does not significantly alter allopregnanolone levels, but higher doses (2.5 mg/day) do. Dutasteride may also have anti-neuroinflammatory effects, but the impact on neurosteroids is still debated.

community CB-03-01: I need help

in Treatment 7 upvotes 4 years ago

The user stopped using finasteride and RU58841 and is considering CB-03-01 for androgenic alopecia but is concerned about the cost and effectiveness, especially at a lower dose than in clinical trials. They are also using minoxidil, micro-needling, and nizoral shampoo but are unsure about the correct application method for CB-03-01.

community This is just asking for help. Not blaming minoxidil or finas

in General 86 upvotes 8 months ago

The user experienced constipation and gas issues possibly linked to Minoxidil and Dutas use, leading them to stop and later restart Minoxidil without lactose. They recently began using finasteride and are awaiting a SIBO test to understand their gastrointestinal issues.

community Any clinical study on cysteine alone for hair loss?

in Research/Science 7 upvotes 8 months ago

The conversation discusses the lack of clinical studies on cysteine alone for hair loss, with the original poster already using medications like Minoxidil and finasteride. Suggestions include trying 2ddr as a growth stimulant, though concerns about side effects like gas are mentioned.

community Minoxidil and the GUT conexion

in Minoxidil 48 upvotes 8 months ago

Minoxidil and finasteride may affect digestion, potentially causing issues like GERD, constipation, and inflammation. The user plans to stop minoxidil for a month and consult a nutritionist about diet changes.

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