Macrophage defense mechanisms against intracellular bacteria

G Weiss, UE Schaible - Immunological reviews, 2015 - Wiley Online Library
Macrophages and neutrophils play a decisive role in host responses to intracellular bacteria
including the agent of tuberculosis (TB), M ycobacterium tuberculosis as they represent the …

Lipid droplets: platforms with multiple functions in cancer hallmarks

ALS Cruz, EA Barreto, NPB Fazolini, JPB Viola… - Cell death & …, 2020 - nature.com
Lipid droplets (also known as lipid bodies) are lipid-rich, cytoplasmic organelles that play
important roles in cell signaling, lipid metabolism, membrane trafficking, and the production …

Lipid droplets in the nervous system

I Ralhan, CL Chang, J Lippincott-Schwartz… - Journal of Cell …, 2021 - rupress.org
Lipid droplets are dynamic intracellular lipid storage organelles that respond to the
physiological state of cells. In addition to controlling cell metabolism, they play a protective …

Foamy macrophages and the progression of the human tuberculosis granuloma

DG Russell, PJ Cardona, MJ Kim, S Allain… - Nature immunology, 2009 - nature.com
The progression of tuberculosis from a latent, subclinical infection to active disease that
culminates in the transmission of infectious bacilli is determined locally at the level of the …

Immunometabolic crosstalk during bacterial infection

G Rosenberg, S Riquelme, A Prince, R Avraham - Nature microbiology, 2022 - nature.com
Following detection of bacteria, macrophages switch their metabolism from oxidative
respiration through the tricarboxylic acid cycle to high-rate aerobic glycolysis. This …

Foamy Macrophages from Tuberculous Patients' Granulomas Constitute a Nutrient-Rich Reservoir for M. tuberculosis Persistence

P Peyron, J Vaubourgeix, Y Poquet, F Levillain… - PLoS …, 2008 - journals.plos.org
Tuberculosis (TB) is characterized by a tight interplay between Mycobacterium tuberculosis
and host cells within granulomas. These cellular aggregates restrict bacterial spreading, but …

Macrophage: a cell with many faces and functions in tuberculosis

F Ahmad, A Rani, A Alam, S Zarin, S Pandey… - Frontiers in …, 2022 - frontiersin.org
Mycobacterium tuberculosis (Mtb) is the causative agent of human tuberculosis (TB) which
primarily infects the macrophages. Nearly a quarter of the world's population is infected …

Mycobacterium tuberculosis Uses Host Triacylglycerol to Accumulate Lipid Droplets and Acquires a Dormancy-Like Phenotype in Lipid-Loaded Macrophages

J Daniel, H Maamar, C Deb, TD Sirakova… - PLoS …, 2011 - journals.plos.org
Two billion people are latently infected with Mycobacterium tuberculosis (Mtb). Mtb-infected
macrophages are likely to be sequestered inside the hypoxic environments of the …

Mycobacterium tuberculosis induces the miR-33 locus to reprogram autophagy and host lipid metabolism

M Ouimet, S Koster, E Sakowski, B Ramkhelawon… - Nature …, 2016 - nature.com
Mycobacterium tuberculosis (Mtb) survives in macrophages by evading delivery to the
lysosome and promoting the accumulation of lipid bodies, which serve as a bacterial source …

Tuberculosis pathogenesis and immunity

JA Philips, JD Ernst - Annual Review of Pathology: Mechanisms …, 2012 - annualreviews.org
Despite the development of potentially curative chemotherapy, tuberculosis (TB) continues
to cause increasing worldwide morbidity and is a leading cause of human mortality in the …