We consider cancer cytotoxic drugs as an optimal control problem to stabilize a heterogeneous tumor by attacking not the most abundant cancer cells, but those that are crucial in the tumor ecosystem.We propose a mathematical cancer stem cell model that translates the hierarchy and heterogeneity of cancer cell types by including highly Support struc
Cappuccino Cups During a phytosociological field-work campaign aimed at studying some relict Scheuchzerio-Caricetea boreal mires of the montane and subalpine belts of the Laga Mountains, the highest and largest siliceous massif of the Apennine range, several bryophyte taxa of particular biogeographic interest were collected.Among these taxa, Schlja
Introduction: Women and children in Uganda and other low- and middle-income countries are exposed to disproportionately high levels of household air pollution from biomass smoke generated by smoke-producing cookstoves, especially in rural areas.This population is therefore particularly vulnerable to the negative health effects caused by household a
Samah I Abohamr,1,2 Mohammad O Kattea,3 Rami M Abazid,4 Mubarak A Aldossari,2 Nayef Al Asiri,2 Ayman Uthman Alhussini,2 Khalid I Al Hussaini,5 Glowi A Alasiri,6 Asghar Ali,7 Eman Elsheikh1,8 1Department of Cardiology, College of Medicine, Tanta University Hospital, Tanta, Egypt; 2Chairman of cardiology services, Mouwasat medical group, Al-Khobar, S