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Related Concept Videos

Characteristics of Practical Op Amps01:16

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A difference amplifier, a crucial component in numerous electronic devices, ideally amplifies only the difference-mode signal, which is the difference between two input signals. However, in practical circuits, the output voltage depends on both the differential gain and the common-mode gain.
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Equivalent Circuits for Practical Transformers01:28

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The practical equivalent circuits of single-phase two-winding transformers exhibit significant deviations from their idealized versions due to the inherent properties of winding resistance and finite core permeability. These properties result in real and reactive power losses, affecting the transformer's performance. Understanding these deviations is crucial for designing more efficient transformers.
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A tough, fibrous membrane, the tunica albuginea, covers the testes, extending inward to form fibrous partitions or septa, dividing them into internal compartments called lobules. Each lobule has 1 to 3 tightly coiled seminiferous tubules where sperm production occurs. These tubules merge into a tubular network at the back of the testis, known as the rete testis. It connects to 15 to 20 efferent ductules, leading to the epididymis.
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A complementation test is a simple cross to identify whether the two mutations are located on the same gene or different genes. It was first performed by Edward Lewis in the 1940s while working on fruit flies. He developed the test to identify the location and arrangement of different mutations on chromosomes.
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Significance testing is a set of statistical methods used to test whether a claim about a parameter is valid. In analytical chemistry, significance testing is used primarily to determine whether the difference between two values comes from determinate or random errors. The effect of a particular change in the measurement protocol, analyst, or sample itself can cause a deviation from the expected result. In the case of a suspected deviation/outlier, we need to be able to confirm mathematically...
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International Expert Consensus and Recommendations for Neonatal Pneumothorax Ultrasound Diagnosis and Ultrasound-guided Thoracentesis Procedure
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Practical consensus recommendation on when to do BRCA testing.

Purvish M Parikh1, J Wadhwa2, S Minhas3

  • 1Department of Oncology, Shalby Cancer and Research Institute, Mumbai, Maharashtra, India.

South Asian Journal of Cancer
|May 4, 2018
PubMed
Summary
This summary is machine-generated.

Genetic testing for BRCA1 and BRCA2 mutations is now readily available, aiding treatment decisions for breast cancer patients. This allows for personalized prevention and therapy strategies for BRCA mutation carriers.

Keywords:
40 yearsageextended germline mutationfamily historyovarian cancerpancreaticpaternal historyprostate

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Area of Science:

  • Oncology
  • Genetics
  • Breast Cancer Research

Background:

  • BRCA-mutation associated breast cancer presents unique challenges in treatment and risk assessment.
  • Rapid genetic testing for BRCA1 and BRCA2 mutations is now a clinical reality.

Purpose of the Study:

  • To provide practical consensus recommendations for managing BRCA-mutation associated breast cancer.
  • To guide community oncologists in utilizing BRCA mutation status for treatment and prevention decisions.

Main Methods:

  • Expert group convened to review published literature and practical experience.
  • Consensus recommendations were formed based on the collective opinion of academic oncologists.

Main Results:

  • Established practical consensus recommendations for BRCA testing and management in breast cancer.
  • Guidelines address future cancer risks and systemic therapy sensitivity for BRCA mutation carriers.

Conclusions:

  • BRCA mutation status is a critical factor in personalized breast cancer treatment and prevention.
  • Community oncologists can leverage these recommendations for improved patient care.