Epistemis

Microbiota — General Pathology · Expert Level

General Pathology · Basic Sciences

How it begins

Ecología microbiana del hospedador, mecanismos de homeostasis, fisiopatología de la disbiosis y correlaciones clínicas en el contexto de la patología moderna.

What it covers

  1. The Human Microbiota
  2. 1. Introduction and Fundamental Definitions
  3. · 1.1 Fundamental Quantitative Data
  4. · 1.2 Study Methodology
  5. 2. Microbial Composition and Diversity
  6. · 2.1 Predominant Bacterial Phyla
  7. · 2.2 Firmicutes/Bacteroidetes Ratio (F/B)
  8. · 2.3 Non-Bacterial Components of the Microbiome
  9. · 2.4 Microbial Diversity — Ecological Metrics
  10. 3. Factors that Modulate the Microbiota
  11. · 3.1 Early Establishment (Critical Window)
  12. · 3.2 Breastfeeding vs. Formula
  13. · 3.3 Diet
  14. · 3.4 Antibiotics
  15. · 3.5 Other Modulatory Factors
  16. 4. Physiological Functions of the Microbiota
  17. · 4.1 Metabolic Functions
  18. · 4.2 Resistance to Colonization
  19. · 4.3 Development and Maturation of the Immune System
  20. 5. Intestinal Microbiota by Segments
  21. · 5.1 The Mucus Layer — Microbial Interface
  22. · 5.2 Small Intestine Bacterial Overgrowth (SIBO)
  23. 6. Oral Microbiota
  24. · 6.1 Composition
  25. · 6.2 Systemic Connection of the Oral Microbiota
  26. 7. Lung Microbiota
  27. · 7.1 Composition
  28. · 7.2 Pulmonary Dysbiosis in Chronic Respiratory Diseases
  29. · 7.3 Intestine-Lung Axis
  30. 8. Skin Microbiota
  31. · 8.1 Cutaneous Niches and Predominant Taxa
  32. · 8.2 Atopic Dermatitis and Skin Microbiota
  33. · 8.3 Other Dermatoses Associated with Dysbiosis
  34. 9. Vaginal Microbiota
  35. · 9.1 Four Types of Communities (CSTs)
  36. · 9.2 Bacterial Vaginosis (BV)
  37. · 9.3 Hormonal Modulation
  38. 10. Microbiota in Other Compartments
  39. · 10.1 Urinary Microbiota
  40. · 10.2 Brain Microbiota
  41. · 10.3 Placental and Neonatal Microbiota
  42. 11. Dysbiosis: Concept, Types and Mechanisms
  43. · 11.1 Three Functional Types of Dysbiosis (Petersen & Round)
  44. · 11.2 Keystone Species
  45. · 11.3 Homeostasis vs. Dysbiosis — Protective Factors
  46. 12. Intestinal Barrier and Increased Permeability
  47. · 12.1 Components of the Intestinal Barrier
  48. · 12.2 Mechanisms of Increased Intestinal Permeability
  49. · 12.3 Measurement of Intestinal Permeability
  50. 13. Microbiota–Gut–Brain Axis
  51. · 13.1 Communication Routes
  52. · 13.2 Microbiota and Neuropsychiatric Pathology
  53. 14. Microbiota and Immunology
  54. · 14.1 Innate Immunity — Microbial Recognition
  55. · 14.2 Treg–Th17 Axis and the Microbiota
  56. · 14.3 Hygiene Hypothesis and "Old Friends"
  57. · 14.4 Microbiota and Oncological Immunotherapy
  58. 15. Dysbiosis and Systemic Diseases
  59. · 15.1 Inflammatory Bowel Disease (IBD)
  60. · 15.2 Irritable Bowel Syndrome (IBS)
  61. · 15.3 Obesity and Metabolic Syndrome
  62. · 15.4 Diabetes Mellitus Type 2
  63. · 15.5 Liver Disease and Intestine-Liver Axis
  64. · 15.6 Autoimmune Diseases
  65. 16. Clostridioides difficile — The Paradigmatic Pathobiont
  66. · 16.1 Epidemiology and Pathophysiology
  67. · 16.2 Diagnosis
  68. · 16.3 Step Treatment
  69. 17. Probiotics, Prebiotics and Symbiotics
  70. · 17.1 Mechanisms of Action of Probiotics
  71. · 17.2 Probiotic Strains with Established Clinical Evidence
  72. · 17.3 Prebiotics
  73. · 17.4 Synbiotics, Postbiotics and Parabiotics
  74. 18. Fecal Microbiota Transplantation (FMT)
  75. · 18.1 Effectiveness Mechanism
  76. · 18.2 Procedure and Routes of Administration
  77. · 18.3 Approved and Emerging Indications
  78. 19. Emerging Microbiota-Based Therapies
  79. · 19.1 Next Generation Therapeutic Bacteria (NGLBs)
  80. · 19.2 Bacteriophages as Precision Therapy
  81. · 19.3 Precision Postbiotics
  82. · 19.4 CRISPR and Microbiome Editing
  83. · 19.5 Diet as a Therapeutic Intervention

The complete study guide is in the app

This page summarizes the outline. The full interactive study guide —with high-yield diagrams, clinical tables, and board review cases— can be read inside Epistemis, completely offline and ad-free.

Subject
General Pathology
Category
Basic Sciences
Type
Study Guide
Sections
83
Reviewed
2026-08-02
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