…e connection
F9 encodes clotting factor IX. Disease-causing variants can be involved in hemophilia B, a bleeding disorder. F9 is on the X chromosome, which changes how inheritance is described.
Follow the pathway
Dr. Purser discusses the L…
…he scaffolding that organizes connective tissue. Pathogenic variants can be involved in classical Ehlers-Danlos syndrome, which differs from simply carrying a common SNP.
Follow the pathway
Dr. Purser connects collagen structure with joint…
…discusses rs4680 and rs4633 alongside regulatory and linked variants such as rs6269, rs4818, rs4646312, and rs165722. He connects COMT with stress response, pain sensitivity, sleep, and estrogen processing. Linked groups of variants are cal…
…the TNF gene.
Understand the connection
TNF rs1800629 is a promoter-region variant, commonly described as -308 G>A. A promoter helps regulate gene activity, but a genotype is not the same as a measured cytokine concentration.
Follow the p…
…cipates in glucose sensing in pancreatic beta cells. Common variants can influence fasting glucose without having the same meaning as a diagnosis of diabetes.
Follow the pathway
Dr. Purser connects the glucose-phosphorylation cycle with be…
…tbook, HOMOCYSTEINE , to master the biochemistry of genetic variants. Upgrade Your Daily Regimen: Protect your cells daily with our bioavailable MTHFR Daily & Hydroxy B12 + Folinic Acid Get Personalized Answers: Schedule an intracellular mi…
…are inherited AHCY deficiency is different from most common variants. Seeing AHCY on a report does not prove that SAH is building up or that you have a rare disorder.
A question to bring to your visit
Which exact variant is present, and are…
…erson as unable to detox. Different GST genes and different variants should not be assumed to have identical effects.
A question to bring to your visit
Does my result show a gene deletion, a different variant, or an uncertain finding? What …
…erson as unable to detox. Different GST genes and different variants should not be assumed to have identical effects.
A question to bring to your visit
Does my result show a gene deletion, a different variant, or an uncertain finding? What …
…erson as unable to detox. Different GST genes and different variants should not be assumed to have identical effects.
A question to bring to your visit
Does my result show a gene deletion, a different variant, or an uncertain finding? What …
…hy the conversation extends beyond the two best-known MTHFR variants.
Putting the pieces together
Follow the connection to folate availability and the cellular processes that use one-carbon units. The pathway provides context, but it cannot…
…use it matters to clotting and medication response. Certain variants can alter warfarin dose requirements, including increased sensitivity; they do not generally mean warfarin will not work. Anyone taking warfarin should discuss vitamin K p…
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