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Books > Medicine > General issues > Medical equipment & techniques > Medical laboratory testing & techniques
This fourth edition of Fundamentals of Research Methodology for
Healthcare Professionals has been updated to incorporate the latest
trends in research methodology and evidence-based practice. It
details the steps involved in planning and undertaking a research
project, from identifying and formulating the problem through to
reporting findings. It underscores the importance of having a clear
understanding of research methodology and terminology for doing the
following: reading research reports with critical insight,
implementing evidence-based practice, and expanding research. This
edition is certain to stimulate awareness of the myriad
researchable and research-requiring questions encountered daily in
healthcare practice. Key features include: - clearly defined
learning objectives to indicate the focus of each chapter -
practical examples of research projects or steps in the research
process - chapter summaries to reinforce learning - exercises to
put the theory into practice - a practical, hands-on introduction
to research methodology.
This text is a review of molecular immunohematology (MI). It draws
from analyses and case studies around the world and details many
techniques used in many labs. It is aimed at anyone interested in
how MI is changing blood bank and transfusion medicine.
Genetically-engineered mouse models for cancer research have
become invaluable tools for studying cancer biology and evaluating
novel therapeutic approaches. This volume focuses on
state-of-the-art methods for generating, analyzing and validating
such models for studying aspects of human cancer biology.
Additionally, these models are emerging as important pre-clinical
systems in which to test cancer prevention and therapeutic
strategies in order to select compounds for testing in clinical
trials.
Breast cancer remains a disease of considerable public health
importance worldwide, with over 800,000 new cases diagnosed
globally each year. Considerable energy is currently being spent by
researchers to further our understanding of this complex disease,
however, keeping up with all of the new data is a real challenge
given the sheer volume of information that becomes available on a
daily basis. The purpose of this book would be to provide a
comprehensive review of breast cancer epidemiology, covering the
topics of disease burden, etiology, risk factors, prevention, early
detection/screening, treatment, and outcomes. The book would be a
single comprehensive source of the most recent information on
breast cancer epidemiology, and it would serve as a valuable
resource for breast cancer researchers across disciplines
regardless of what stage of their career they are in. To the
knowledge of the editor, no such resource is currently available.
Written in a very simple and reader-friendly manner, this book can
be used by laboratory personnel in the biological and chemical
sciences. It addresses the difficulties students and scientific
laboratory personnel have with translating chemical concepts into
an in-lab practical preparation and description of solutions. Its
step-by-step approach in describing pre-laboratory calculations and
setups, and the preparation of solution at the bench, was designed
to meet the needs of a wide range of laboratory personnel
irrespective of their academic status. The provision of alternative
methods and approaches presented in this book ensures that readers
can choose an approach more suited to their needs and
understanding.
Defined as red blood cell break down and the release of hemoglobin
and intracellular contents into the plasma, haemolysis can
seriously impact patient care as well as the laboratory's
reputation through its affect on test results. Therefore, the
European Preanalytical Scientific Committee, in collaboration with
the International Federation of Clinical Chemistry Working Group on
Patient Safety, have designed a questionnaire to collect data on
prevalence and management of haemolytic specimens referred to the
clinical laboratories for clinical chemistry testing. The new book
will help identify the areas where haemolysis occurs most
frequently, which can, in turn, guide further analysis about why it
is occurring. Once these elements are known, practices and
procedures can be implemented to dramatically reduce haemolysis and
avoid erroneous laboratory results affecting patient care and
increasing laboratory costs.
Weareenteringintoaneraofre-awakeningoftheimportanceandinterestinthe
role ofaltered intermediary
metabolisminthedevelopmentandprogressionof malignancy. Therefore,
thisbookMitochondriaandCanceristimelyandrelevant
tocontemporaryandfutureresearch, training, andeducation.
Thehallmarkstudies ofOttoWarburgetal.
(1926)sparkedtheeraoftumorcellmetabolism. Fromthen untilaround1980,
studiesofintermediarymetabolismofnormalandmalignant
cellsweremajorareasofresearchandofgraduateandpostgraduatetrainingin
biomedicalsciences.
Thisperiodwasdominatedbymitochondrialstudiesandby
thoseextraordinaryoutstandingscientistswhowereaffectionatelyreferredtoasthe
"mitochondriacs." However, theadvent, development,
andsubsequentdominance
ofmoleculargenetics/molecularbiologyandmoleculartechnologyinbiomedical
researchwereaccompaniedbythenearlycompletesubmersionofinterestinareas
ofintermediarymetabolismandtumorcellmetabolism.
Forthepast30orsoyears, graduateandpostgraduatetraining,
experienceandfocusinbiochemistry, meta- lism, enzymology,
cellphysiologyhavedeclined, beingdisplacedbythedo-
nanceofmoleculartechnologies.
Therecentrevelationsandadvancesinmolecular
genetics/molecularbiologyandthedevelopmentofmolecularandnanotechnology
providenewdimensionstoapplytotheunderstandingandelucidationoftheroleof
intermediarymetabolismandmitochondrialfunctioninthedevelopmentandp-
gressionofcancers. Toaddresstheissuesoftumormetabolism,
thepresentand
futuregenerationsofresearchersmustintegratetheknowledgeandmethods
of biochemistrywiththeknowledgeandtechnologyofmolecularbiology.
Thefocusonmitochondriaiscentraltodiscussionsandissuesofintermediary
metabolism.
Thegenetictransformationofnormalfunctionalcellstoneoplastic
cellsimposestheneedforalterationsinintermediarymetabolismandmitochond-
alfunctiontoprovidethebioenergetic/synthetic/growthrequirementsforthep-
gression of the neoplastic cell to malignancy. In the absence of
the metabolic transformation,
theneoplasticmalignantcellwillnotachieveitsmalignantpot- tial.
Thus, itiscriticaltoestablishtheroleofthemitochondriainthemalignant
process. Moreover,
speci?calterationsindifferentcancertypesmustbeidenti?ed. Such
information will provide new approaches to the treatment and
perhaps preventionofdifferingcancers.
TheadventofMetabolomicsforthedetectionof v vi Preface cancer and
progression of malignancy is dependent upon the elucidation and
identi?cationofalteredmetabolismandmitochondrialfunction. Thus,
thisexciting
journeyincancerresearchhasbarelybegunandhasalongwaytogo. Thisbook,
Mitochondria and Cancer, and its subject matter provide a roadmap
and the preparationtoproceedonthisjourney.
Wearegreatlyindebtedtothecontributingauthorsfortheirenthusiasticsupport
andwritingachapterintheirareaofexpertise. WearegratefultoMs.
DonnaOvak for secretarial help and our families for their patience
and support in putting togetherthisbook. Thisbookisdedicatedtopast,
present, andfuture"mitoch- driacs"aroundtheworld. Buffalo, NY
KeshavK. Singh Baltimore, MD LeslieC. Costello Contents
MitochondriaandCancer. . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
KjerstinM. Owens, J. S. Modica-Napolitano, andKeshavK. Singh
WarburgandhisLegacy . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
MichaelRistowandTimJ. Schulz TheLipogenicSwitchinCancer. . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . 39 KoenBrusselmansandJohannesV. Swinnen
CitrateMetabolisminProstateandOtherCancers . .
Point of care testing (POCT) is a new concept in laboratory
medicine that is widely used at present. It is the new advent that
helps ease medical care in the present day. The knowledge on the
POCT medicine is very important and necessary for the general
practitioner. In this specific book, the author summarizes,
presents and discusses on the concept of POCT, its importance and
examples of important POCT tools.
In a perfect world, after their clinical rotation, CLSs and MLTs
will be working in all four areas of study of medical technology
(Microbiology, Chemistry, Hematology and Immunohematology), retain
all that they know and live and work happily ever after. But as we
all know that is far from the case, more frequently than not, a CLS
or MLT will be stuck in one or two specialized area of study.
Mycology is a unique sub-subspecialty of Microbiology that both the
macroscopic and microscopic part of it require years of experience
for a CLS to feel a high level of confidence. CLSs who had been
away from the Mycology department for a period of time or never had
a chance to work in the Mycology department will need a good
refresher course before venturing into this department. This manual
does not claim to be able to boost someone's confidence overnight
or claim to have all the answers, but instead this manual serves as
a guide to re-discovering what one previously knew. My hope is that
this manual will serve its purpose and be a source of confidence to
those who are brave enough to venture out in the mycology
department as a newbee or someone who had been away from it for a
period of time.
With the first IVF treatments, many skeptics rejected the
process due to the possibility of something going wrong. But with
time, this new way of conceiving became accepted throughout the
world. But there is always a danger that somebody might come up
with an unethical and dangerous idea to influence the process of
fetal development in order to be able to offer his or her services
to the people who would be prepared to pay enormous sums and in
this way endanger the lives of the innocent newborn.
With time and effort, some of the ideas, impossible today,
might be achievable in the future and it could go beyond our
present understanding but we should be on guard that it does not go
beyond our control.
Organized alphabetically by test, this reference guide provides
quick and reliable access to information on over 420 laboratory
tests and diagnostic procedures. With additional information
provided for each procedure and extensive nursing implications with
client teaching material, this book is an invaluable resource for
nursing students and professionals alike.
"Palko's Medical Laboratory Procedures, " third edition, teaches
the theory, principles, and pathology behind testing procedures for
laboratory personnel. This is a competency-based textbook and
reference that also functions as a workbook and laboratory manual
by providing Procedure Competency Checklists for a step-by-step
guide to proper protocol. Safety and total quality assurance have
been emphasized throughout the text and current HIPAA regulations
are introduced when appropriate to the laboratory setting. It is
current in the new lab procedures set by CLIA and OSHA, Universal
Precautions, and quality control. The more knowledgeable the lab
personnel and accuracy of the test results, the greater the care
provided to the patient.
Increased intracellular levels of reactive oxygen species (ROS) may
result in tissue damage and are therefore associated with various
diseases, especially with cancer. Apart from their potentially
harmful functions, ROS have been identified as important mediators
of essential cellular processes like apoptosis. Antioxidants are
the cellular antagonists of ROS and act to neutralize the cytotoxic
impact of oxyradicals. In healthy individuals, antioxidant systems
serve to maintain intracellular ROS levels below a certain
threshold, permitting the functionality of essential ROS-mediated
signaling processes but preventing ROS overproduction and potential
tissue damage. Even small shifts of the ROS-antioxidant balance may
entail serious biological consequences. In the context of ROS-based
anti-cancer applications inducing apoptosis, the action of
antioxidants may critically influence the outcome of the therapy.
Decreased antioxidant capacity that is induced purposefully as a
therapeutic strategy may result in an improved anti-cancer action,
whereas the external addition of antioxidants may reduce the
cytotoxic potential of the therapy.
Heart rejection is a major problem for heart transplant patients.
The best strategy for understanding and preventing organ rejection
is to study experimental animal models. The popular mouse model of
heterotopic cardiac transplantation has been used for over three
decades to help investigators understand the pathogenesis of graft
rejection and in turn, how novel drugs can attenuate the immune
response to transplanted organs. Also, since the genetic blueprint
of mice is well-known, specific genes can be modified to study its
effect on graft acceptance and tolerance. Despite the large
potential for this model, little is known about the physiology,
haemodynamics, and morphology of the transplanted heart and there
is no method to assess objectively graft survival. This work
describes in detail the use of high-frequency ultrasound for
investigating the small transplanted mouse heart. For the first
time, insights are made into blood flow, the effects of graft
rejection, and organ survival with never before seen
high-resolution images unachievable with conventional ultrasound.
This work will be of significant interest to investigators,
clinicians and students in the field.
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