immunity

Antibiotic Resistance in Bacteria: Origins and Emergence

June 16, 2009

Reading Time: < 1 minute

Most clinically useful antibiotics exhibit their selective toxicity by specifically blocking one or another type of bacterial macromolecular synthesis (e.g.protein, nucleic acid or cell…

Candida Evolves and Reproduces

June 9, 2009

No Comments

Reading Time: < 1 minute

Four Candida species, C. albicans, C. glabrata, C. tropicalis and C. parapsilosis, together account for 95% of identifiable Candida infections. Although C. albicans is still the most common causative…

Human T Regulatory Cell Therapy: Take a Billion or So and Call Me in the Morning

June 8, 2009

No Comments

Reading Time: < 1 minute

Immune system regulation is of paramount importance to host survival. In settings of autoimmunity and alloimmunity, control is lost, resulting in injury to vital…

Natural and Adaptive Foxp3+ Regulatory T Cells: More of the Same or a Division of Labor?

June 8, 2009

No Comments

Reading Time: < 1 minute

Adaptive Foxp3+CD4+ regulatory T (iTreg) cells develop outside the thymus under subimmunogenic antigen presentation, during chronic inflammation, and during normal homeostasis of the gut.…

Regulatory T Cells: Context Matters

June 8, 2009

No Comments

Reading Time: < 1 minute

Regulatory T cells are important for ensuring that the immune system does not attack self and does not overreact to external antigens. Understanding how…

Gluten-Free Diet Bad for Gut Health

May 21, 2009

Reading Time: 2 minutes

Comment: Spanish researchers recently found a gluten-free diet (GFD) led to reductions in beneficial gut bacteria populations and the ability of faecal samples to…