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abortus

abortus

1 9.9
A fetus weighing less than 500 grams that comes out or is removed from the womb before the pregnancy ends
  • noun
  • /əˈbɔːrtəs/
  • Specialized
: abortus
  • Cattle and ranched bison herds found infected with Brucella abortus due to transmission from elk, Greater Yellowstone Area, USA.

Examples

  • Number of Brucella abortus-positive domestic cattle and ranched bison herds (combined) detected each year, Greater Yellowstone Area, USA, 1989-2012.

    Academic text (2013)
  • At the same time, a technique called polymerase chain reaction (PCR) is probing the bacterium's DNA to cut the time needed for diagnostic tests identifying B. abortus from 2 weeks to a single day.

    Academic text (1995)
  • Mixed infections among bovine abortion cases have included C. abortus and C. suis (25).

    Academic text (2013)
  • Epidemics, stillbirths, and miscarriages caused by B. abortus have been reported since the time of Hippocrates, which is when this disease was initially described.

    Academic text (2012)
  • It's because the most common vaccine, Strain 19, uses a live strain of the brucellosis bacterium, Brucella abortus.

    Academic text (1995)
  • Once they get pregnant, the bison will be challenged with a virulent strain of B. abortus to evaluate whether the RB51 vaccine protects them against abortion or infection.

    Academic text (2000)
  • The veterinarian explained that an abortus is a fetus that weighs less than 0.5 kilogram and is removed from the uterus prematurely.

  • Farmers are concerned about the number of abortus in their cattle, as it can impact future pregnancies and overall herd health.

  • The study documented cases of abortus in the local bison population following an outbreak of infection.

Surface Forms

abortus singular
abortuses plural

Etymology

Abortus comes from Latin parts ab- 'away' and oriri 'to rise' and is related to the English verb abort. It originally meant 'born away' or coming out too early, so today abortus refers to a very small fetus that is expelled before it fully develops.