求翻译：ラットの雌雄を用いた90日間の吸入暴露試験において、用量77 ppmで赤血球数やヘモグロビンとヘマトクリット値の減少、また、平均赤血球ヘモグロビンの増加などの血液学的諸症状が観察された（SIDS（1997））是什么意思？

In the inhalation exposure test of 90 days with a male and female rats , a decrease in red blood cell count and hemoglobin and hematocrit values ​​at a dose 77 ppm, also , hematologic symptoms , such as an increase in mean corpuscular hemoglobin was observed (SIDS (1997

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In both sexes of rats by using a 90-day inhalation exposure test at 77 ppm dose red blood cell count and hemoglobin and hematocrit values decline, the observed hematological symptoms such as increased mean corpuscular hemoglobin (SIDS (1997))

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