Liposomal Nanosystems in Rheumatoid Arthritis.

Rheumatoid arthritis (RA) is an autoimmune disease that affects the joints and results in reduced patient quality of life due to its chronic nature and several comorbidities. RA is also associated with a high socioeconomic burden. Currently, several available therapies minimize symptoms and prevent disease progression.

Drug delivery nanosystems targeted to hepatic ischemia and reperfusion injury.

Hepatic ischemia and reperfusion injury (IRI) is an acute inflammatory process that results from surgical interventions, such as liver resection surgery or transplantation, or hemorrhagic shock. This pathology has become a severe clinical issue, due to the increasing incidence of hepatic cancer and the high number of liver transplants. So far, an effective treatment has not been implemented in the clinic.

A novel mutation in a patient with Philadelphia chromosome-positive B-cell acute lymphoblastic leukemia.

Philadelphia chromosome-positive acute lymphoblastic leukemia (Ph+ ALL) represents the most common genetic subtype of adult ALL (20%-30%) and accounts for approximately 50% of all cases in the elderly. It has been considered the subgroup of ALL with the worst outcome. The introduction of tyrosine kinase inhibitors (TKIs) allows complete hematologic remission virtually in all patients, with improved disease-free survival and overall survival.

Left ventricular non-compaction: a new mutation predisposing to reverse remodeling?

Left ventricular non-compaction (LVNC) is a rare disorder of endomyocardial morphogenesis that results in multiple trabeculations and deep intertrabecular recesses filled with direct blood flow from the left ventricular cavity. LVNC is attracting increasing interest as a model for the study of cardiomyopathies, since it is a genetically heterogeneous disorder which varies greatly in clinical presentation and age of onset. The authors present the case of a young black male with progressive congestive heart failure of 2-3 years' evolution.

Early transcriptional response of Saccharomyces cerevisiae to stress imposed by the herbicide 2,4-dichlorophenoxyacetic acid.

The global gene transcription pattern of the eukaryotic experimental model Saccharomyces cerevisiae in response to sudden aggression with the widely used herbicide 2,4-dichlorophenoxyacetic acid (2,4-D) was analysed. Under acute stress, 14% of the yeast transcripts suffered a greater than twofold change. The yeastract database was used to predict the transcription factors mediating the response registered in this microarray analysis.