Mahmuda Siddika Shefa | Genetics and Molecular Biology | Research Excellence Award

Gyeongsang National University | South Korea

Mahmuda Siddika Shefa is a dedicated biochemistry laboratory professional with strong expertise in molecular processes and experimental techniques. Through hands-on laboratory experience, she has developed a solid foundation in understanding the chemical mechanisms underlying biological systems. She is deeply passionate about scientific research, particularly in medical sciences, and is committed to expanding her knowledge while contributing to interdisciplinary advancements in the field.

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The Role of SLPI Gene-Mediated Inflammation in Osteoarthritis

– Biomolecules, 2025

Dr. Juan Ribas | Molecular Biology | Best Research Article Award

Laboratory Manager at Spanish National Research Council, Spain

Dr. Juan Carlos Ribas Elcorobarrutia is a distinguished researcher specializing in microbiology and functional genomics, particularly focusing on yeast biology. His research spans various aspects of yeast cell wall synthesis, β-glucan metabolism, and antifungal resistance mechanisms. Dr. Ribas has made significant contributions to understanding yeast morphogenesis, cytokinesis, and cell division processes, emphasizing their implications for cell integrity and growth regulation. His work includes the development of regulatable autolytic yeast strains for biotechnological applications and exploring molecular mechanisms in fungal cell wall dynamics. Dr. Ribas has a robust publication record and has presented extensively at international conferences, showcasing his commitment to advancing microbiological knowledge and its applications.

Professional Profiles:

Education:

Dr. Juan Carlos Ribas Elcorobarrutia holds a robust academic background in biology, having earned his Bachelor’s degree and subsequently his Doctorate in Biology from the University of Salamanca. His educational journey began with a Bachelor’s degree in Biology, which he completed with distinction, receiving recognition for his academic achievements. Following this, Dr. Ribas pursued doctoral studies at the same institution, successfully defending his thesis in Biology, which marked a significant milestone in his academic career. Throughout his educational tenure, Dr. Ribas demonstrated a strong commitment to biological sciences, focusing particularly on the intricate mechanisms of yeast biology. His doctoral research and subsequent postdoctoral experiences at prominent institutions such as the National Institutes of Health (NIH) in the USA contributed substantially to his expertise in virology and yeast cell wall biosynthesis. Dr. Ribas’s educational background not only provided him with a solid foundation in biological sciences but also equipped him with the necessary skills and knowledge to excel in his subsequent research and academic endeavors. His educational achievements underscore his dedication to advancing scientific knowledge, particularly in the fields of microbiology and functional genomics, where he continues to make significant contributions through his research and professional engagements.

Professional Experience:

Dr. Juan Carlos Ribas Elcorobarrutia has accumulated a wealth of experience in the field of biological research and academia throughout his career. His professional journey includes various roles in research, teaching, and scientific leadership, primarily centered around microbiology and functional genomics. Dr. Ribas began his scientific career as an intern at the IMB, a joint center of the CSIC and the University of Salamanca, where he gained foundational experience in microbiological research. He then progressed to a predoctoral fellowship under the PFPI-MEC program, focusing on yeast biology and cell wall synthesis, topics that would become central to his research interests. Following the completion of his doctoral studies, Dr. Ribas embarked on a postdoctoral research period at the prestigious National Institutes of Health (NIH) in the United States. Here, he deepened his expertise in virology and molecular biology, particularly in understanding the mechanisms of viral infections in yeast. Upon returning to Spain, Dr. Ribas continued his career trajectory at the IMB as an Assistant Professor under the LRU scheme and subsequently secured positions as a postdoctoral researcher and later as a Research Scientist under various contracts and grants. His research during these years focused on yeast genetics, cell biology, and the development of novel antifungal strategies based on cell wall synthesis inhibition.

Honors and Awards:

Dr. Juan Carlos Ribas Elcorobarrutia has garnered several honors and awards throughout his illustrious career in microbiology and functional genomics. His notable achievements reflect his significant contributions to scientific research and leadership in the field. Dr. Ribas was recognized early in his academic journey with the prestigious Extraordinary Doctorate Award from the University of Salamanca in 1990, underscoring his outstanding doctoral research contributions. His excellence in research was further acknowledged by the CSIC, where he received the CSIC Award in 2015, highlighting his impact and leadership within the scientific community. In addition to these formal accolades, Dr. Ribas has been the recipient of multiple grants and fellowships that have supported his research endeavors, including predoctoral and postdoctoral awards from institutions such as the Spanish Ministry of Education and the NIH in the United States. These grants not only facilitated his research on yeast virology and cell wall synthesis but also enabled him to foster international collaborations and expand the frontiers of scientific knowledge. Dr. Ribas’s honors and awards underscore his dedication to advancing microbiological research and his commitment to excellence in scientific inquiry. His contributions continue to be recognized both nationally and internationally, solidifying his reputation as a leader in the field of functional genomics and microbiology.

Research Interest:

Dr. Juan Carlos Ribas Elcorobarrutia has made significant contributions to the field of microbiology and functional genomics through his pioneering research endeavors. His research focuses primarily on yeast biology, with particular emphasis on cell wall synthesis, β-glucan metabolism, and antifungal resistance mechanisms. Throughout his career, Dr. Ribas has explored fundamental aspects of yeast morphogenesis, cytokinesis, septation, and cell division, shedding light on critical processes that govern yeast cell integrity and growth. A prominent area of Dr. Ribas’s research involves the development of regulatable autolytic yeast strains for the expression of heterologous proteins, offering innovative solutions in biotechnological applications. His studies on the molecular mechanisms underlying β-glucan synthesis and its regulation have contributed significantly to our understanding of fungal cell wall dynamics and have implications for antifungal drug development.

📚Publications :

In vitro antifungal evaluation and structure–activity relationships of a new series of chalcone derivatives and synthetic analogues, with inhibitory properties against polymers …

Authors: SN Lopez, MV Castelli, SA Zacchino, JN Domınguez, G Lobo, …

Citations: 438

Year: 2001

Isolation and characterization of Saccharomyces cerevisiae mutants resistant to Calcofluor white

Authors: C Roncero, MH Valdivieso, JC Ribas, A Duran

Citations: 192

Year: 1988

In vitro antifungal activity of new series of homoallylamines and related compounds with inhibitory properties of the synthesis of fungal cell wall polymers

Authors: MV Castelli, VV Kouznetsov, SN López, M Sortino, RD Enriz, JC Ribas, …

Citations: 178

Year: 2003

Localization of the (1, 3) β-D-glucan synthase catalytic subunit homologue Bgs1p/Cps1p from fission yeast suggests that it is involved in septation, polarized growth, mating …

Authors: JCG Cortés, J Ishiguro, A Durán, JC Ribas

Citations: 172

Year: 2002

The novel fission yeast (1, 3) β-D-glucan synthase catalytic subunit Bgs4p is essential during both cytokinesis and polarized growth

Authors: JCG Cortés, E Carnero, J Ishiguro, Y Sánchez, A Durán, JC Ribas

Citations: 164

Year: 2005

Decoying the Cap2 mRNA Degradation System by a Double-Stranded RNA Virus and Poly(A)2 mRNA Surveillance by a Yeast Antiviral System

Authors: DC Masison, A Blanc, JC Ribas, K Carroll, N Sonenberg, RB Wickner

Citations: 163

Year: 1995

cps1+, a Schizosaccharomyces pombe gene homolog of Saccharomyces cerevisiae FKS genes whose mutation confers hypersensitivity to cyclosporin A and papulacandin B

Authors: J Ishiguro, A Saitou, A Duran, JC Ribas

Citations: 146

Year: 1997

The (1,3)β‐d‐glucan synthase subunit Bgs1p is responsible for the fission yeast primary septum formation

Authors: JCG Cortés, M Konomi, IM Martins, J Muñoz, MB Moreno, M Osumi, …

Citations: 137

Year: 2007

Inhibitors of the fungal cell wall. Synthesis of 4-aryl-4-N-arylamine-1-butenes and related compounds with inhibitory activities on β (1–3) glucan and chitin synthases

Authors: JM Urbina, JCG Cortés, A Palma, SN López, SA Zacchino, RD Enriz, …

Citations: 132

Year: 2000

The fungal cell wall as a target for the development of new antifungal therapies

Authors: JCG Cortés, MÁ Curto, VSD Carvalho, P Pérez, JC Ribas

Citations: 116

Year: 2019