Xem 1-20 trên 22 kết quả Loss differentials
  • Abnormalities of the Glycolytic Pathway (Fig. 101-1) Since red cells, in the course of their differentiation, have sacrificed not only their nucleus and their ribosomes but also their mitochondria, they rely exclusively on the anaerobic portion of the glycolytic pathway for producing energy in the form of ATP. Most of the ATP is required by the red cell for cation transport against a concentration gradient across the membrane. If this fails, due to a defect of any of the enzymes of the glycolytic pathway, the result will be hemolytic disease.

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  • Volatility forecasting is crucial for option pricing, risk management and portfolio management. Nowadays, volatility has become the subject of trading. There are now exchange-traded contracts written on volatility. Financial market volatility also has a wider impact on financial regulation, monetary policy and macroeconomy.

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  • Mastering the cognitive knowledge within a field such as internal medicine is a formidable task. It is even more difficult to draw on that knowledge, procure and filter through the clinical and laboratory data, develop a differential diagnosis, and, finally, to make a rational treatment plan. To gain these skills, the student learns best at the bedside, guided and instructed by experienced teachers, and inspired toward self-directed, diligent reading. Clearly, there is no replacement for education at the bedside.

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  • As it is associated with significant number of complications (11,8% to 21,6%) as well as high costs, some authors advocate conservative treatment. High incidence of re-ruptures (12% to 17%), lengthened tendon and loss of strength are the main arguments for the opponents to criticize this method. Percutaneous repair seems to bridge the gap, combining the advantages of conservative and operative treatment, particularly if performed in an outpatient manner and under local anesthesia.

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  • 1 Generally speaking, the better your credit, the lower the cost of obtaining that credit, usually in the form of interest rates and fees. That means, you’ll have more available for savings and spending. Lenders will have more confidence in your ability and commitment to repay the loan on time and in full. Conversely, if your credit history is not strong, you’ll probably pay higher interest rates and fees and have less money available for savings and spending. You could end up being short on money and playing “catch-up,” juggling between payments on several bills.

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  • Third, the demand for medical goods has increased. Consumer expenditure on these goods more than doubled between 1982 and 1986 and by 1990 had reached nearly seven times the 1982 level. Hospital and general practitioner fees are paid by the state in China, so this growth in consumer spending suggests that the people are paying increased attention to their health, and have begun to buy expensive health-related products. As a result of higher incomes, dramatic changes in the Chinese lifestyle are occurring.

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  • The Challenge: Organizations delivering network-based services need powerful end-to-end solutions to effectively and predictably deliver the differing Quality-of-Service (QoS) requirements of voice, video, and data applications. Voice, for example, requires a small but assured amount of bandwidth, low delay, low jitter and low packet loss. A data application such as file transfer protocol (ftp) needs more bandwidth, but can tolerate the delay & jitter.

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  • Abstract To overcome loss of stem-like properties and spontaneous differentiation those hinder the expansion and application of human mesenchymal stem cells (hMSCs), we have clonally isolated permanent and stable human MSC lines by ectopic overexpression of primary cell cultures of hMSCs with HPV 16 E6E7 and human telomerase reverse transcriptase (hTERT) genes. These cells were found to have a differentiation potential far beyond the ordinary hMSCs. They expressed trophoectoderm and germline specific markers upon differentiation with BMP4 and retinoic acid, respectively.

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  • Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Wertheim cung cấp cho các bạn kiến thức về ngành y đề tài: Genome-wide comparative analysis of the Brassica rapa gene space reveals genome shrinkage and differential loss of duplicated genes after whole genome triplication...

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  • We noted factors such as a habitual face tilt or the presentation of anatomical dissociation (prominent nasal septum iso- lated or combined with small pupillary distance/endophthalmus) when present. There were, however, no clear trends or patterns providing support that anatomi- cal factors significantly contributed to the problem of working with a tilted gaze. Further investigation of the relation- ship between monocular signs and symp- toms, binocular function and ergonomics within the workplace is clearly needed. Others have proposed different variables to be considered.

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  • As an innovative IP surveillance manufacturer, PiXORD proudly announces that new technologies will be implemented to its product line, offering cutting edge features and benefits with intelligent products. Intelligent features such as Tracking, Object Loss, Unattended Object, Traffic Counting, and Human versus Object differentiation embedded solutions will be offered as part of PiXORD’s product line. Video analytics enhances the capability of video surveillance by automating the task of identifying events that may require particular attention and alertness in the monitored environment. ...

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  • Harrison's Internal Medicine Chapter 21. Syncope Syncope: Introduction Syncope, a transient loss of consciousness and postural tone due to reduced cerebral blood flow, is associated with spontaneous recovery. It may occur suddenly, without warning, or may be preceded by symptoms of faintness ("presyncope"). These symptoms include lightheadedness, dizziness, a feeling of warmth, diaphoresis, nausea, and visual blurring occasionally proceeding to transient blindness.

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  • A drive sizing makes sure that the drive has enough torque to satisfy the load requirements to overcome friction losses, provide sufficient load thrust, and provide enough acceleration torque for the type of acceleration required. Once the drive-sizing requirement is satisfied, the servo drive stability must be addressed. Stabilizing the servo drive is a matter of adjusting the servo compensation. All industrial servo drives require some form of compensation often referred to as proportional, integral, and differential (PID).

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  • Melanoma and Other Tumors Melanoma is the most common primary tumor of the eye (Fig. 29-18). It causes photopsia, an enlarging scotoma, and loss of vision. A small melanoma is often difficult to differentiate from a benign choroidal nevus. Serial examinations are required to document a malignant pattern of growth. Treatment of melanoma is controversial. Options include enucleation, local resection, and irradiation. Metastatic tumors to the eye outnumber primary tumors. Breast and lung carcinoma have a special propensity to spread to the choroid or iris.

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  • Presyncopal symptoms vary in duration and may increase in severity until loss of consciousness occurs, or they may resolve prior to loss of consciousness if the cerebral ischemia is corrected. The differentiation of syncope from seizure is an important, sometimes difficult, diagnostic problem.Syncope may be benign when it occurs as a result of normal cardiovascular reflex effects on heart rate and vascular tone, or serious when due to a life-threatening cardiac arrhythmia.

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  • Cells respond to environmental cues through a complex and dynamic network of signaling pathways that normally maintain a critical balance between cellular proliferation, differentiation, senescence, and death. One current research challenge is to identify those aberrations in signal transduction that directly contribute to a loss of this division-limited equilibrium and the progression to malignant transformation. The study of cell-signaling molecules in this context is a central component of cancer research.

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  • As shown above, the modern industrial system is a concatenation of processes which has much of the character of a single, comprehensive, balanced mechanical process. A disturbance of the balance at any point means a differential advantage (or disadvantage) to one or more of the owners of the sub−processes between which the disturbance falls; and it may also frequently mean gain or loss to many remoter members in the concatenation of processes, for the balance throughout the sequence is a delicate one, and the transmission of a disturbance often goes far. It may even take...

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  • Disorders of the Sense of Smell These are caused by conditions that interfere with the access of the odorant to the olfactory neuroepithelium (transport loss), injure the receptor region (sensory loss), or damage central olfactory pathways (neural loss). Currently no clinical tests exist to differentiate these different types of olfactory losses. Fortunately, the history of the disease provides important clues to the cause.

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  • Approach to the Patient: Hyperchloremic Metabolic Acidoses In diarrhea, stools contain a higher [HCO3–] and decomposed HCO3– than plasma so that metabolic acidosis develops along with volume depletion. Instead of an acid urine pH (as anticipated with systemic acidosis), urine pH is usually around 6 because metabolic acidosis and hypokalemia increase renal synthesis and excretion of NH4+, thus providing a urinary buffer that increases urine pH. Metabolic acidosis due to gastrointestinal losses with a high urine pH can be differentiated from RTA (Chap.

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  • Cadherins belong to a family of homophilic cell–cell adhesion proteins that are responsible for the establishment of a precise cell architecture and tissue integrity. Moreover, experimental data suggest that loss of intercellular adhesion is inversely correlated with cellular differentiation. Furthermore, dedifferentiation is closely linked to tumor progression.

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