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2. Zinc protoporphyrin - Wikipedia

   en.wikipedia.org/wiki/Zinc_protoporphyrin

   Zinc protoporphyrin (ZPP) refers to coordination complexes of zinc and protoporphyrin IX. It is a red-purple solid that is soluble in water. It is a red-purple solid that is soluble in water. The complex and related species are found in red blood cells when heme production is inhibited by lead and/or by lack of iron .

3. Blood lead level - Wikipedia

   en.wikipedia.org/wiki/Blood_lead_level

   [3] [10] Blood lead levels 50 to 1,000 times higher than preindustrial levels are commonly measured in contemporary human populations around the world. [3] The National Academies evaluated this issue [12] in 1991 and confirmed that the blood lead level of the average person in the US was 300 to 500 times higher than that of pre-industrial humans.

4. Half of US adults exposed to harmful lead levels as kids - AOL

   www.aol.com/news/half-us-adults-exposed-harmful...

   Over 170 million U.S.-born people who were adults in 2015 were exposed to harmful levels of lead as children, a new study estimates. Researchers used blood-lead level, census and leaded gasoline ...

5. Adult Blood Lead Epidemiology and Surveillance - Wikipedia

   en.wikipedia.org/wiki/Adult_Blood_Lead...

   Elevated blood lead levels (BLLs) in adults can damage the nervous, hematologic, reproductive, renal, cardiovascular, and gastrointestinal systems.. Current research continues to find harmful effects in adults at BLLs previously considered harmless, such as decreased renal function associated with BLLs at 5 micrograms per deciliter (μg/dL) and lower, and increased risk of hypertension and ...

6. Lead from gasoline blunted the IQ of about half the US ...

   www.aol.com/news/lead-gasoline-blunted-iq-half...

   The team behind the study used gas consumption data, population estimates and other data to calculate that as of 2015, more than 170 million Americans had had blood lead levels above 5 micrograms ...

7. Elevated lead levels found in drinking water at Oakland ... - AOL

   www.aol.com/elevated-lead-levels-found-drinking...

   The Centers for Disease Control and Prevention warns that even low levels of lead in blood can cause negative health effects for children. "Exposure to lead can affect multiple body systems," the ...

8. Lead poisoning - Wikipedia

   en.wikipedia.org/wiki/Lead_poisoning

   During the end of the 20th century, the blood lead levels deemed acceptable steadily declined. [297] Blood lead levels once considered safe are now considered hazardous, with no known safe threshold. [97] [298] In the late 1950s through the 1970s Herbert Needleman and Clair Cameron Patterson did research trying to prove lead's toxicity to ...

9. High lead levels found in cinnamon and spice blends from 12 ...

   www.aol.com/lead-levels-high-12-brands-100021495...

   In addition to the dozen brands with levels above 1 ppm of lead, 18 brands of various cinnamons or spice blends contained levels of lead ranging from 0.87 ppm to 0.23 ppm, according to the report ...