1. Leg 201 Synthesis: Controls on Microbial Communities in Deeply Buried Sediments

ABSTRACT

INTRODUCTION

BIOGEOCHEMISTRY

MICROBIOLOGY

Core and Sample Handling and Contamination Tests

Total Cell Counts

Cultivation of Prokaryotes

DNA- or RNA-Based Identification

Activity Levels of Subseafloor Prokaryotes

Chemical Interfaces: Case Study of Site 1229

SEDIMENTOLOGY AND PHYSICAL SETTING

CONCLUSIONS

ACKNOWLEDGMENTS

REFERENCES

CHAPTER NOTES

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