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Related Concept Videos

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Redox Titration: Iodimetry and Iodometry

Iodometry and iodimetry are analytical methods used to determine the concentration of oxidizing or reducing agents using iodine. In iodometric titrations, the oxidizing analyte solution is usually acidified and treated with an excess of iodide ions, which generates an equivalent amount of iodine in equilibrium with triiodide. The released iodine is subsequently titrated directly against a standardized reducing agent. As the dilute iodine color becomes pale yellow, a few drops of freshly...
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Vitamins, derived from the Latin word for life, are essential organic substances required in small quantities for optimal growth and overall well-being. Unlike other organic nutrients, vitamins don't act as sources of energy or building materials but rather facilitate these nutrients' utilization by the body. Vitamins are predominantly coenzymes, assisting enzymes in specific chemical actions, like the oxidation of glucose for energy involving B vitamins. Most vitamins are not produced in our...
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In human women, oogenesis produces one mature egg cell or ovum for every precursor cell that enters meiosis. This process differs in two unique ways from the equivalent procedure of spermatogenesis in males. First, meiotic divisions during oogenesis are asymmetric, meaning that a large oocyte (containing most of the cytoplasm) and minor polar body are produced as a result of meiosis I, and again following meiosis II. Since only oocytes will go on to form embryos if fertilized, this unequal...
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Radiological investigations, including X-rays and computed tomography (CT) scans, are critical for diagnosing and evaluating various medical conditions. These imaging techniques provide valuable insights into the body's internal structures, aiding in the detection of abnormalities, assessment of disease progression, and development of treatment strategies. This article delves into two primary radiological investigations, chest X-rays and CT scans, outlining their purpose, procedures, and the...
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Related Experiment Video

Updated: Jun 21, 2026

Quantitating Iron Transport Across the Mouse Placenta In Vivo Using Nonradioactive Iron Isotopes
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[Iodine deficiency and pregnancy. Current situation].

Begoña Peris Roig1, Fernando Calvo Rigual, José María Tenias Burillo

  • 1Medicina Familiar y Comunitaria, Centro de Atención Primaria de Fuensanta, Valencia, España.

Endocrinologia Y Nutricion : Organo De La Sociedad Espanola De Endocrinologia Y Nutricion
|July 25, 2009
PubMed
Summary

Iodine intake is low in pregnant women in Valencia, with most having insufficient urinary iodine levels. This highlights the need for increased use of iodized salt and iodine supplements.

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Published on: June 25, 2010

Area of Science:

  • Endocrinology
  • Public Health Nutrition
  • Reproductive Health

Context:

  • Iodine deficiency in pregnant women is a recognized public health concern in Spain.
  • Limited data exists regarding iodine status specifically within the Valencia region.
  • Assessing iodine supplementation is crucial for maternal and fetal health outcomes.

Purpose:

  • To evaluate the extent of iodine supplementation adherence among pregnant women in Valencia.
  • To determine the iodine status of pregnant women in this specific health area.
  • To identify potential gaps in current iodine supplementation strategies.

Summary:

  • A study of 232 pregnant women in Valencia assessed iodine intake via surveys and measured urinary iodine concentrations.
  • Results indicated low iodine intake, with 66% below the recommended 150 microg/l, and suboptimal consumption of iodized salt and supplements.
  • Maternal hypothyroxinemia and elevated neonatal thyroid-stimulating hormone (TSH) levels were observed, suggesting potential thyroid dysfunction.

Impact:

  • Findings underscore a significant public health issue of iodine deficiency in pregnant women in Valencia.
  • The study advocates for enhanced public health initiatives promoting iodized salt consumption and universal potassium iodide supplementation.
  • Addressing iodine deficiency is critical for preventing neurodevelopmental issues in offspring.