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The molecular and genetic signatures of cancer are represented in the peripheral circulation and other body fluids, giving rise to the “liquid biopsy” concept. This new paradigm of molecular profiling of cancer cells offers several advantages over traditional tissue biopsy. It is convenient, noninvasive, conforms to current clinical practice, enables real time disease monitoring and the study of tumor evolution, can easily be sampled multiple times, and this sample is more representative of the heterogeneous cancer cells than biopsy sampling. Indeed, all aspects of cancer molecular genetic information, stemming from DNA (both nuclear and mitochondria), RNA (coding and noncoding), peptide...
This book examines in depth the evidence, clinical applications and potential cancer signatures in the circulation and discusses alterations in circulating cell-free nucleic acids, and circulating tumor DNA, as well as the epigenome, genome, transcriptome (coding and noncoding), proteome (both traditional serum proteins and proteomic profiles) and metabolome. Further, it highlights the clinical applications of circulating tumor cells for each cancer type and addresses the emerging importance of extracellular vesicular contents, including miRNA, oncogenes and drug resistant factors. As such, it offers a valuable reference guide for cancer researchers, oncologists, clinicians, surgeons, medical students, oncology nurses, diagnostic laboratories, and the pharmaceutical industry. /div
The ability to measure and monitor cancer biomarkers in “body fluid biopsy” should greatly impact oncologic practice. “Biomarkers in Proximal Fluids”, the third of the “Cancer Biomarkers in Body Fluids” series details cancer signatures in none or minimally circulating body fluids including saliva, sputum, bronchoalveolar lavage fluid, exhaled breath condensate, nipple aspirate fluid, gastric and pancreatic juice, stool, urine, and prostatic, peritoneal and cerebrospinal fluid. These fluids are enriched with biomarkers, especially those emanating from cells of the proximal tissue. Chapter 1 examines the global burden of cancer and the need for regional efforts at primary preventio...
With very few exceptions, eukaryotic cells possess two interdependent genomes, chromosomal and extra-chromosomal. Over the past several decades, cancer - search has focused primarily on deciphering the intricate alterations in the chro- somal genome, with until recently, very little attention to its cytoplasmic counterpart. In spite of the enormous complexity of the nuclear genome, which we now fully appreciate after completion of the human genome project, the efforts of cancer researchers are commendable in terms of the tremendous gains made in unraveling the numerous genetic changes in cancer. These changes include d- coveries of tumor suppressor genes, oncogenes, and caretaker genes that ...
Cancer is the leading cause of death, in the number of older cancer patients is after cardiovascular diseases, in the expected. Approximately, 77% of all types United States. A total of ? 1,399,790 new of cancers are diagnosed in persons of 55 cancer cases and ? 564,830 deaths were years and older. It was estimated that o- reported in the year 2006 in the country. third of the 559,650 cancer deaths in 2007 Approximately, one in every two men and in the United States were related to ov- one in every three women in the country weight or obesity, physical inactivity, and will have some type of cancer during nutrition, and thus could also be prevented their lifetime. Healthcare costs exceed (Am....
When author's wife was diagnosed with a metastatic cancer, he plunged himself into a study of the disease and of the people who dedicate their lives to understanding and combating it. What he discovered is that a revolution is now underway - an explosion of theories about what cancer really is and where it comes from. This book tells his story.
«عندما أُصيبَت نانسي بالسرطان، لم نكُن نعلم ما إذا كان قد بدأ في مِبيضَيها، أم ثديَيها، أم رَحِمها، أم رئتَيها. وعلى مدى وقتٍ طويل (امتدَّ لأسابيع؛ إذ كانت عقارب الساعة تدور ببطء شديد)، لم نكُن نعرف أين كان ينمو، فكل ما عرفناه أنه كان يقذف بالخلايا السرطانية في جسدها.» يُعَدُّ هذا الكتاب محاوَلة من الكاتب الصحفي «جورج جونسون» لمعرفة أين نقف ضدَّ السرطان، وذلك بعد أن دفعته إصابةُ زوجت...
Provocador, inteligente y conmovedor, Crónicas del cáncer pondrá a prueba todo lo que creías saber sobre la enfermedad. Desde el momento en que su esposa fue diagnosticada con esta terrible enfermedad, el reconocido divulgador científico George Johnson decidió que su aproximación debía ser la de comprender cómo y por qué se produce, porque para vencer a un enemigo lo mejor es tener un profundo conocimiento del mismo. Así rastreó los orígenes de la enfermedad a través de la paleontología hasta descubrir rasgos de tumores óseos parecidos a los que existen en la actualidad en algunos esqueletos de dinosaurios. También descubrió otras muestras de cáncer prehistórico en los restos de las diferentes razas de homínidos y en los yacimientos de necrópolis históricas. Se informó de las más punteras investigaciones y descubrió cómo el cáncer toma prestados los procesos naturales que intervienen en la cicatrización de una herida o el desarrollo de un embrión humano. El de Johnson es un planteamiento triple -histórico, científico y personal- y un viaje a través de una de las enfermedades más complicadas y universales que existen hoy en día.
The presence of multiple cancers in one patient has excited the interest of many investigators, and considerable literature has accumulated on this subject. The scientific concepts and clinical importance of field cancerization are the subject matter of this book. This book is a compendium of importance to oncologists and cancer researchers and caregivers. Existent knowledge on cancer biology and therapy has been vastly expanded by this concept of cancer evolution. Expanding "super-competitors", multi-step carcinogenesis, and stem cell theories are some novel mechanistic models of carcinogenesis discussed in this book. Extensively covered in this book as well, are the cellular and molecular changes representative of field cancerisation in several cancers, including haematologic and paediatric cancers.