Eric J. DeLong

Definition

Eric J. DeLong is a prominent marine microbiologist known for his research on the ecological roles of marine viruses and their interactions with microbial communities in ocean environments. His work highlights the significant impact that viruses have on marine ecosystems, including nutrient cycling and the regulation of microbial populations.

5 Must Know Facts For Your Next Test

1. Eric J. DeLong's research has shown that marine viruses can influence microbial community structure and diversity in ocean environments.
2. His work emphasizes the role of viruses in nutrient cycling by lysis of host cells, releasing organic matter that can be utilized by other microorganisms.
3. DeLong has contributed to understanding how viral infections can control the population dynamics of phytoplankton and bacteria in marine ecosystems.
4. His studies highlight the importance of viruses as a source of genetic diversity, potentially driving evolution in marine microbial communities.
5. DeLong's findings support the idea that marine viruses play a critical role in regulating primary productivity in the oceans.

Review Questions

• How does Eric J. DeLong's research enhance our understanding of the role of viruses in marine ecosystems?
  • Eric J. DeLong's research enhances our understanding by revealing that marine viruses are not just pathogens but integral players in ecosystem dynamics. His studies demonstrate how these viruses influence microbial community structures, which ultimately impacts nutrient cycling and productivity in the oceans. By focusing on the interactions between viruses and microbes, DeLong provides insight into how these relationships shape marine biodiversity.
• In what ways do marine viruses contribute to nutrient cycling according to Eric J. DeLong's findings?
  • According to Eric J. DeLong's findings, marine viruses contribute to nutrient cycling primarily through the lysis of infected microbial cells. When viruses infect bacteria or phytoplankton, they cause cell death, which releases organic materials back into the surrounding water. This process not only recycles nutrients but also stimulates growth in other microorganisms that utilize these organic compounds, thereby sustaining the overall productivity of marine ecosystems.
• Evaluate the implications of Eric J. DeLong's work on marine viruses for future research in ocean microbiology.
  • Eric J. DeLong's work on marine viruses has significant implications for future research in ocean microbiology by encouraging a deeper exploration of viral-microbial interactions and their effects on ecosystem health. His findings suggest that understanding these dynamics could lead to new insights into climate change impacts on ocean productivity and biodiversity. Moreover, this research could inform conservation strategies aimed at preserving the integrity of marine ecosystems as they face increasing anthropogenic pressures.

Related terms

Marine Viruses: Viruses that infect marine organisms, including bacteria, archaea, and eukaryotic microbes, playing a crucial role in oceanic ecosystems.

Microbial Ecology: The study of microorganisms in their natural environments, focusing on their interactions with each other and with their surroundings.

Nutrient Cycling: The process by which nutrients are exchanged between organisms and the environment, essential for maintaining ecosystem health and productivity.