Hans Adolf Krebs Quotes

Powerful Hans Adolf Krebs for Daily Growth

About Hans Adolf Krebs

Hans Adolf Krebs (1900-1981), a British biochemist of German origin, is renowned for his significant contributions to understanding the metabolic pathways in organisms, particularly the citric acid cycle (now known as the Krebs cycle). Born on August 25, 1900, in Hildesheim, Germany, Krebs studied medicine at the University of Freiburg and later moved to the University of Heidelberg for his postgraduate studies. His research under the guidance of Richard Willstätter ignited his interest in the chemical composition of proteins and carbohydrates. In 1933, due to anti-Semitic policies, Krebs was forced to leave Germany and moved to Britain where he worked at University College London. It was during this time that he made his groundbreaking discoveries about the citric acid cycle, a series of metabolic reactions occurring in the cells of most organisms. Krebs' work on the citric acid cycle earned him the Nobel Prize in Physiology or Medicine in 1953 (shared with Fritz Lipmann), recognition for their discoveries concerning energy transfer in living tissues. The citric acid cycle is now considered a fundamental process of cellular respiration and energy production, demonstrating how organisms convert nutrients into energy to sustain life. Krebs continued his research career at the University of Oxford from 1947 until his retirement in 1967. Throughout his illustrious career, he published over 250 papers on various aspects of biochemistry and metabolism, making Hans Adolf Krebs an influential figure in understanding the fundamental mechanisms of life. His work has had a lasting impact on modern biochemistry and remains relevant today in understanding cellular processes.

Interpretations of Popular Quotes

"Life is a process of growing towards maturity, and in the maturing process we shall grow away from many things which we now hold dear."

Hans Adolf Krebs' quote suggests that life is an ongoing journey towards personal growth and maturity, which may require us to let go of cherished beliefs, habits, or attachments as we evolve and gain wisdom. This evolution can sometimes be challenging, but it's essential for our overall development and self-realization.


"It does not require a high degree of scientific training to see that an excessive intake of foodstuffs rich in certain amino acids may lead to their deficient utilization."

Hans Adolf Krebs suggests that consuming excessive amounts of foods rich in specific amino acids can negatively impact their utilization, meaning the body's ability to process these essential nutrients may become compromised due to overconsumption. In other words, moderation is key when it comes to dietary intake, even for nutrient-dense foods like those containing amino acids.


"The essential feature of a metabolic pathway is its ability to link the various steps of a process so as to maintain continuous operation, without the need for replenishment of intermediates or activation of new enzymes."

Hans Adolf Krebs' quote highlights the key characteristic of a metabolic pathway: it maintains continuity in its operation without requiring constant resupply of intermediates (molecules produced during a biochemical reaction) or repeated activation of new enzymes (proteins that facilitate biochemical reactions). This continuous flow allows for efficient and effective execution of metabolic processes within the cell.


"There is a great deal of evidence to show that the body has at its disposal a wide range of adaptive mechanisms which enable it to cope with variations in the availability of food and water."

Hans Adolf Krebs' quote highlights the resilience and adaptability of the human body, emphasizing that it possesses a variety of mechanisms to cope with fluctuations in food and water intake. This implies that our bodies can adjust and maintain homeostasis, or balance, even when resources are scarce or plentiful. These adaptive mechanisms might include conserving energy, storing nutrients for later use, regulating fluid balance, and altering metabolic pathways to optimize the utilization of available resources. This quote underscores the remarkable design of our bodies, which enables us to survive and thrive under diverse conditions.


"The chemical processes involved in living organisms are fundamentally those that have been taking place on this earth for billions of years, and they are no more complex than those that can be studied in a test-tube."

This quote by Hans Adolf Krebs suggests that the fundamental chemical reactions occurring within living organisms have evolved naturally over billions of years on Earth, and their complexity is not significantly greater than what can be observed in simple laboratory experiments. In essence, Krebs is emphasizing the idea that life, at its core, is an extension of the chemistry found in nature, and that the complex functions of life can be understood by breaking them down into simpler chemical processes.


The research I have been doing - studying how foodstuffs yield energy in living cells - does not lead to the kind of knowledge that can be expected to give immediate practical benefits to mankind. If I have chosen this field of study, it was because I believed in its importance in spite of its theoretical character.

- Hans Adolf Krebs

Doing, Benefits, Been, Theoretical

The existence of common features in different forms of life indicates some relationship between the different organisms, and according to the concept of evolution, these relations stem from the circumstance that the higher organisms, in the course of millions of years, have gradually evolved from simpler ones.

- Hans Adolf Krebs

Some, Concept, Evolved, Simpler

In the course of the 1920s and 1930s, great progress was made in the study of the intermediary reactions by which sugar is anaerobically fermented to lactic acid or to ethanol and carbon dioxide.

- Hans Adolf Krebs

Study, 1920s, Which, Reactions

The concept of evolution postulates that living organisms have common roots, and in turn, the existence of common features is powerful support for the concept of evolution.

- Hans Adolf Krebs

Existence, Living, Concept, Organisms

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