Polymerase Chain Reaction News and Research

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Polymerase chain reaction (PCR) is a revolutionary laboratory technique that enables the replication of a specific DNA sequence. Using PCR, millions of copies of a target DNA can be easily synthesized within a short period of time.

Mouth ulcer as first sign of monkeypox virus infection

Recent infection with monkeypox virus can initially present with very few pronounced clinical symptoms and lacking signs of infection, and only few skin vesicles may be visible.

11 Nov 2022

What is the duration of persistent symptoms after SARS-CoV-2 infection, and what factors are associated with their resolution?

Researchers examined temporal dynamics of persistent symptom resolution following acute COVID-19 in the general population of France.

11 Nov 2022

Is placental antibody transfer after COVID-19 vaccination different from that after SARS-CoV-2 infection in pregnant individuals?

Researchers investigated the placental transfer ratios of anti-SARS-CoV-2 antibodies in pregnant females.

11 Nov 2022

People of all age groups are at risk of post-COVID-19 syndrome, study says

Following COVID-19 infection, there is significant new onset morbidity in children, adolescents and adults across 13 distinct diagnosis and symptom complexes, according to a new study publishing November 10th in the open access journal PLOS Medicine by Martin Roessler of Technische Universität Dresden, Germany, and colleagues.

10 Nov 2022

The spectrum of SARS-CoV-2–related neurologic involvement among children and adolescents in 2021

Researchers explored the distribution of severe neurologic involvement in SARS-CoV-2 pediatric patients.

10 Nov 2022

What is the role of adenoviruses in human health?

With advances in molecular biology informing recent developments in vaccinology, gene therapy, and other fields of medicine, human adenoviruses (HAdVs) have been of primary importance in medical research. A recent review looks at the promises of HAdVs, their potential dangers, and future challenges.

9 Nov 2022

Does fenofibrate improve clinical outcomes in patients with COVID-19?

Researchers assessed the effect of fenofibrate on acute COVID-19.

9 Nov 2022

The effect of vaccination-induced immunity on viral loads of SARS-CoV-2 Omicron variant

Researchers analyzed nationwide vaccination data and cycle threshold value data from four laboratories in Israel that conduct SARS-CoV-2 qRT-PCR tests to determine the effect of vaccination-induced immunity on the viral loads of the SARS-CoV-2 Omicron variant.

9 Nov 2022

Study indicates widespread SARS-CoV-2 exposure in wildlife

In a recent study posed to the bioRxiv* preprint server, researchers at Virginia Tech University investigated wildlife exposure to SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2).

8 Nov 2022

Outcomes from an Australian COVID-19 virtual ward during Omicron wave

In a recent study posted to the medRxiv* preprint server, researchers in Australia characterized hospitalization volumes, patient epidemiological and clinical outcome data of patients admitted to virtual wards during the predominance of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant of concern (VOC) BA.1 sub-VOC and the Omicron BA.2 sub-VOC.

8 Nov 2022

Study shows consistent efficacy of Paxlovid regardless of age, number of vaccinations, comorbidities

In a recent study posted to the medRxiv* preprint server, researchers in Canada evaluated nirmatrelvir and ritonavir (Paxlovid) effectiveness against severe coronavirus disease 2019 (COVID-19) during the dominance of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant of concern (VOC) and Omicron sub-VOCs in Canada.

7 Nov 2022

Viral whole genome study in the United States identifies ORF-disrupting mutations in monkeypox virus

Researchers used whole genome sequencing to evaluate monkeypox virus samples from Washington and Ohio states in the United States and identified 25 samples with open reading frame (ORF)-disrupting mutations.

7 Nov 2022

Evaluating dual direct-acting antivirals against persistent COVID-19

Researchers assessed the efficiency of dual direct-acting antivirals in treating persistent coronavirus disease 2019 (COVID-19).

7 Nov 2022

The transmission dynamics of the monkeypox outbreak in the UK

Researchers analyzed monkeypox virus transmission dynamics among United Kingdom residents.

7 Nov 2022

Study shows likely SARS-CoV-2 transmission between different rooms of a quarantine hotel

The results of this study, published in the Emerging Infectious Diseases journal, underline the enhanced transmissibility of the Omicron variants of the virus, which takes advantage of small airstreams to jump to new hosts. "Our findings emphasize the importance of ventilation and integrity of building structure in quarantine facilities."

6 Nov 2022

Exploring BNT162b2 vaccine effectiveness against COVID-19 among pediatric and adolescent population of Qatar

Researchers evaluated Pfizer-BioNTech’s BNT162b2 messenger ribonucleic acid (mRNA) vaccine effectiveness (VE) against SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) infections among the pediatric and adolescent population of Qatar.

4 Nov 2022

What were the SARS-CoV-2 seroprevalence estimates for industrial livestock operation workers in the USA for 2021-2022?

In a new study, researchers measured SARS-CoV-2 seroprevalence in industrial livestock operation workers of North Carolina, United States, between February 2021 and July 2022.

4 Nov 2022

Persistent COVID-19 symptoms among South Africans infected during SARS-CoV-2 Beta, Delta and Omicron variant waves

Researchers longitudinally followed up hospitalized (H) and non-hospitalized (NH) COVID-19 patients for six months after laboratory-confirmed SARS-CoV-2 infections to identify factors that increase the risk of post-COVID-19 condition development in the South African population.

4 Nov 2022

Efficacy of booster messenger ribonucleic acid COVID-19 vaccinations against SARS-CoV-2 Omicron variant severity

Researchers estimated the effectiveness of monovalent messenger ribonucleic acid (mRNA) coronavirus disease 2019 (COVID-19) vaccines against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant of concern (VOC) infection severity outcomes among adults.

4 Nov 2022

Circadian disruption induces weight gain through changes in gut microbiota

In a recent study published in the journal Molecular Metabolism, researchers investigated the impact of environmental and genetic disruptions of the circadian rhythms on the peripheral circadian clock synchronization and microbiome oscillations in the gastrointestinal tract.

3 Nov 2022

Polymerase Chain Reaction News and Research

Further Reading

Mouth ulcer as first sign of monkeypox virus infection

What is the duration of persistent symptoms after SARS-CoV-2 infection, and what factors are associated with their resolution?

Is placental antibody transfer after COVID-19 vaccination different from that after SARS-CoV-2 infection in pregnant individuals?

People of all age groups are at risk of post-COVID-19 syndrome, study says

The spectrum of SARS-CoV-2–related neurologic involvement among children and adolescents in 2021

What is the role of adenoviruses in human health?

Does fenofibrate improve clinical outcomes in patients with COVID-19?

The effect of vaccination-induced immunity on viral loads of SARS-CoV-2 Omicron variant

Study indicates widespread SARS-CoV-2 exposure in wildlife

Outcomes from an Australian COVID-19 virtual ward during Omicron wave

Study shows consistent efficacy of Paxlovid regardless of age, number of vaccinations, comorbidities

Viral whole genome study in the United States identifies ORF-disrupting mutations in monkeypox virus

Evaluating dual direct-acting antivirals against persistent COVID-19

The transmission dynamics of the monkeypox outbreak in the UK

Study shows likely SARS-CoV-2 transmission between different rooms of a quarantine hotel

Exploring BNT162b2 vaccine effectiveness against COVID-19 among pediatric and adolescent population of Qatar

What were the SARS-CoV-2 seroprevalence estimates for industrial livestock operation workers in the USA for 2021-2022?

Persistent COVID-19 symptoms among South Africans infected during SARS-CoV-2 Beta, Delta and Omicron variant waves

Efficacy of booster messenger ribonucleic acid COVID-19 vaccinations against SARS-CoV-2 Omicron variant severity

Circadian disruption induces weight gain through changes in gut microbiota

Achieving and maintaining ISO/IEC 27001 and BS 10012 certifications

Expanding research and clinical options for children with cancer

Examining how pain could play a direct protective role in the gut

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