**Meet the editors**

Prof. Margarita Stoytcheva graduated from the University of Chemical Technology and Metallurgy in Sofia, Bulgaria, with the title Chemical Engineer and Master of Electrochemical Technologies. She has PhD and DSc degrees in Chemistry and Technical Sciences. She has been actively involved in research and teaching at several universities in Bulgaria, Algeria and France. From

2006 to the present, she has participated in activities of scientific research, technological development and teaching in Mexico at the University of Baja California and the Institute of Engineering, Mexicali. Since 2008, she has been a member of the National System of Researchers in Mexico, and since 2011, she has been a regular member of the Mexican Academy of Sciences. Her interests and areas of research are analytical chemistry and biotechnology.

Dr. Roumen Zlatev is a full-time researcher at the Engineering Institute of the Autonomous University of Baja California (UABC) at Mexicali, Mexico. He obtained his Bachelor's and Master's degrees from the University of Chemical Technology and Metallurgy of Sofia, Bulgaria, and his PhD degree from the National Polytechnic University of Grenoble, France. He was a full-time

researcher at the Bulgarian Academy of Sciences and a part-time professor at Sofia University. In 2005, he accepted the position of full-time senior researcher at UABC. Dr. Zlatev is a member of the Mexican National System of Researchers and a regular member of the Mexican Academy of Sciences. He participates in research projects in France, Germany, and Mexico. He is the author of more than 170 publications, book chapters, and reports in scientific congresses, and he holds 14 patents in the field of the electrochemical and spectroscopic methods of analysis, corrosion and materials, electrochemical and analytical instrumentation.

Contents

**Preface VII**

**Section 1 Arsenic Occurrence and Removal 1**

Margarita Stoytcheva and Roumen Zlatev

Chapter 2 **Arsenic in Water: Determination and Removal 9**

Chapter 3 **Bio-adsorbents for the Removal of Heavy Metals**

Ljubinka Rajakovic and Vladana Rajakovic-Ognjanovic

Chapter 4 **Food and Water Security as Determinants of the Mitigation of Health Risks Due to Exposure to Arsenic in Water 41**

Chapter 5 **Mechanisms of Arsenic-Induced Toxicity with Special Emphasis**

Afaq Hussain, Vineeth Andisseryparambil Raveendran, Soumya Kundu, Tapendu Samanta, Raja Shunmugam, Debnath Pal and

Khathutshelo Catherine Mqehe-Nedzivhe, Khathutshelo Makhado, Oluwasayo Folasayo Olorundare, Omotayo Ademola Arotiba, Elizabeth Makhatha, Philiswa Nosizo Nomngongo and

Chapter 1 **Introductory Chapter: Arsenic 3**

**from Water 25**

**Section 2 Health Risks 39**

Nonhlangabezo Mabuba

Rebeca Monroy-Torres

Jayasri Das Sarma

**on Arsenic-Binding Proteins 57**
