vault backup: 2026-01-16 14:54:04

content/.obsidian/plugins/image-converter/image-converter-image-alignments.json

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-{
+{}
-  "Vetenskaplig artikel/Intro.md": {
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-      "position": "center",
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content/Vetenskaplig artikel/Intro.md

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- <small>The aim of the study was to investigate whether normal aging leads to blood cells being produced from fewer cell clones. This was examined by comparing which X chromosome the cells were using between different age groups and between neutrophils and T cells.</small>
+---
-
+aliases:
-<small>In other words, they studied human hematopoiesis acros s age by analyzing purified blood cell lineages from the subjects.</small>
+---
 
 ---
 👋 
 
+---
+
+ <small>The aim of the study was to investigate whether normal aging leads to blood cells being produced from fewer cell clones. This was examined by comparing which X chromosome the cells were using between different age groups and between neutrophils and T cells.</small>
+
+<small>In other words, they studied human hematopoiesis acros s age by analyzing purified blood cell lineages from the subjects.</small>
+
+
 -------
 ## Study
 - 197 hematologically normal females
-	- 23 newborn - taken during delivery
+ 
-	- 94 young adult - age: 17-50 median 30
+
-	- 80 eldery - age: 75-96 median 81
+|             | Sample size | Age   | Median |
-- purified neutrofils
+| ----------- | ----------- | ----- | ------ |
-- purified T-cells
+| Newborn     | 23          | 0     | 0      |
+| Young adult | 94          | 17-50 | 30     |
+| Eldery      | 80          | 75-96 | 81     |
+
+
 ----
 ### Methods
-1. <small>Peripheral blood samples were collected</small>
+- <small>Peripheral blood samples were collected</small>
-2. <small>Neutrophils and T cells were isolated using cell separation techniques _(centrifugation followed by lineage-specific purification)_</small>
+- <small>Neutrophils and T cells were isolated using cell separation techniques _(centrifugation followed by lineage-specific purification)_</small>
-3. <small>X-chromosome inactivation was analyzed using the HUMARA PCR assay _(PCR-based measurement of which X chromosome is active)_</small>
+- <small>X-chromosome inactivation was analyzed using the HUMARA PCR assay _(PCR-based measurement of which X chromosome is active)_</small>
-4. <small>T cells were analyzed by PCR to check for clonal expansion _(T-cell receptor γ gene rearrangement analysis)_</small >
+- <small>T cells were analyzed by PCR to check for clonal expansion _(T-cell receptor γ gene rearrangement analysis)_</small >